Searchalot
 

 News Results for Hole Punch History

Hole Punch History Celebrated With Google Doodle | Time
time.com/5021815/google-doodle-hole-puncher/
Nov 14, 2017 ... Google is paying homage to a device that has no place in the digital world: the hole puncher. Tuesday marks the 131st anniversary of the invention of the hole puncher, a workplace staple that makes organizing and binding paper quite simple. And in honor of the hole puncher's history, Google created an ...
Hole punch - Wikipedia
en.wikipedia.org/wiki/hole_punch
A hole punch most commonly refers to an office tool that is used to create holes in sheets of paper, often for the purpose of collecting the sheets in a binder or folder . The term can also refer to tools of different construction from one designed for paper, such as a those used for leather goods (generally ...
A hole punch through history - CNN.com
www.cnn.com/2016/04/07/politics/gallery/...
Apr 7, 2016 ... During the Great Depression, a federal agency hired famous photographers to document the plight of poor farmers and their lands. Thousands of unused negatives were punched with holes, defacing them forever, but they live on today through the Library of Congress. "Ground," a new photo book ...
Holes Punched Through History - The Atlantic
www.theatlantic.com/photo/2017/02/...
Feb 28, 2017 ... In the 1930s, Roy Stryker, head of the Information Division of the Farm Security Administration, used an unusual and destructive technique to “kill” unwanted photos—punch a hole right through the negative.
Ring binder - Wikipedia
en.wikipedia.org/wiki/ring_binder
Ring binders are large folders that contain file folders or hole punched papers. These are held in the binder by circular or D-shaped retainers, onto which the contents are threaded. The rings are usually spring-loaded, but can also be secured by lever arch mechanisms or other securing systems. The binders themselves are ...
Chad (paper) - Wikipedia
en.wikipedia.org/wiki/chad_(paper)
Chad refers to fragments sometimes created when holes are made in a paper, card or similar synthetic materials, such as computer punched tape or punched cards. "Chad" has been used both as a mass noun (as in "a pile of chad") and as a countable noun (pluralizing as in "many chads").
Punched card - Wikipedia
en.wikipedia.org/wiki/punched_card
History[edit]. Basile Bouchon developed the control of a loom by punched holes in paper tape in 1725. The design was improved by his assistant Jean-Baptiste Falcon and Jacques Vaucanson (1740) Although these improvements controlled the patterns woven, they still required an assistant to ...
Punched tape - Wikipedia
en.wikipedia.org/wiki/punched_tape
Origin[edit]. A paper tape, constructed from punched cards, in use in a Jacquard loom. The large holes on each edge are sprocket holes, used to pull the paper tape through the loom. Paper tapes constructed from punched cards were widely used throughout the 19th century for controlling looms.
Hole punching (networking) - Wikipedia
en.wikipedia.org/wiki/hole_punching_(networking)
Hole punching is a technique in computer networking for establishing a direct connection between two parties in which one or both are behind firewalls or behind routers that use network address translation (NAT). To punch a hole, each client connects to an unrestricted third-party server that temporarily stores external and ...
Fallstreak hole - Wikipedia
en.wikipedia.org/wiki/fallstreak_hole
A fallstreak hole (also known as a hole punch cloud, punch hole cloud, skypunch, cloud canal or cloud hole) is a large gap, usually circular or elliptical, that can appear in cirrocumulus or altocumulus clouds. Such holes are formed when the water temperature in the clouds is below freezing but the water, in a supercooled  ...
Time clock - Wikipedia
en.wikipedia.org/wiki/time_clock
A time clock, sometimes known as a clock card machine or punch clock or time recorder, is a recording clock used at places of business to record the hours worked by employees. In mechanical time clocks this was accomplished by inserting a heavy paper card, called a time card, into a slot on the time clock. When the time ...
Computer programming in the punched card era - Wikipedia
en.wikipedia.org/wiki/computer_programming_in_the_pu...
From the invention of computer programming languages up to the mid-1970s, many if not most computer programmers created, edited and stored their programs line by line on punched cards. The practice was nearly universal with IBM computers in the era. A punched card is a flexible write-once medium that encodes data, ...
Herman Hollerith - Wikipedia
en.wikipedia.org/wiki/herman_hollerith
The herein-described method of compiling statistics, which consists in recording separate statistical items pertaining to the individual by holes or combinations of holes punched in sheets of electrically non-conducting material, and bearing a specific relation to each other and to a standard, and then counting or tallying such ...
Automatic center punch - Wikipedia
en.wikipedia.org/wiki/automatic_center_punch
The hammer mass is spring-loaded from the back of the punch by a large spring. (The spring's preload compression can usually be adjusted by loosening or tightening the end cap at the back-most portion of the punch, to decrease or increase the force of the punch.) A stopped hole drilled in the front center portion of the ...
Leather punch - Wikipedia
en.wikipedia.org/wiki/leather_punch
A leather punch is a hole punch specifically for making holes in leather. The working tip of the punch is a hollow steel cylinder with a sharp circular knife-like edge. The leather piece is placed on a hard surface, which may be a part of the tool set, and the punch is forced through it, cutting out a small circular piece which is ...

  Next  More Search Engine Results