Ads
related to: 1980s key card lock set with storage tray and box
Search results
Results from the WOW.Com Content Network
There were 32 positions for possible hole locations, giving approximately 4.3 billion different keys. The key could easily be changed for each new guest by inserting a new key template in the lock that matched the new key. [2] In the early 1980s, the key card lock was electrified with LEDs that detected the holes. A keycard with a magnetic stripe
Inforex Inc. corporation manufactured and sold key-to-disk data entry systems in the 1970s and mid-1980s. The company was founded by ex-IBM engineers to develop direct data entry systems that allowed information to be entered on terminals and stored directly on disk drives, replacing keypunch machines using punched cards or paper tape, which had been the dominant tools for data entry since the ...
During the 1980s, the company grew exponentially, achieving sales of $100 million annually. In the 1990s, Unican Security Systems was supplying locks to the U.S. Pentagon and the United Nations . By 1999, the company had sales of nearly $500 million annually, making 4.5 million keys each day for automobile companies, hotels, residential ...
This page was last edited on 10 June 2010, at 09:21 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may ...
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
A single program deck, with individual subroutines marked. The markings show the effects of editing, as cards are replaced or reordered. Many early programming languages, including FORTRAN, COBOL and the various IBM assembler languages, used only the first 72 columns of a card – a tradition that traces back to the IBM 711 card reader used on the IBM 704/709/7090/7094 series (especially the ...
Ads
related to: 1980s key card lock set with storage tray and box