Patents
Patents for G06K 19 - Record carriers for use with machines and with at least a part designed to carry digital markings (72,649)
12/1976
12/21/1976US3999042 Access control system
12/21/1976US3998556 Color contrast gauge
11/1976
11/30/1976US3995083 Electrical discharge recording medium, particularly aluminized paper for recording, and method
11/09/1976US3991300 Bar code label
11/09/1976US3990558 Method and apparatus for preparing and assessing payment documents
10/1976
10/26/1976US3988721 Plug-in type program storage
10/26/1976US3987725 Process of screen manufacture and use for coding credit cards
10/12/1976US3986206 Magnetic recording medium with highly anisotropic particles
10/12/1976US3986205 Dual particle population magnetic recording medium
10/12/1976US3986001 Sales computer utilizing sensor pairs
10/12/1976US3985293 Machine readable merchandise marking tag
09/1976
09/21/1976US3982102 Method of recording bets in a lottery and selecting the winners by electronic computers
09/14/1976US3980866 Dietary aid
09/14/1976US3979839 Drug interaction system
08/1976
08/17/1976US3975574 Magnetic coatings for credit cards
08/03/1976US3972138 Credit card
07/1976
07/27/1976US3971916 Methods of data storage and data storage systems
07/13/1976US3969613 Two frequency coded data interpreting method and apparatus
06/1976
06/29/1976US3967161 A multi-frequency resonant tag circuit for use with an electronic security system having improved noise discrimination
06/29/1976US3966314 Microform card including surface locating structure for elimination of Newton ring color banding and card utilization apparatus therefor
06/22/1976US3964294 Technique and system for coding and identifying materials
06/15/1976US3963901 Data processing system
06/15/1976US3962807 X-ray film coded identification system
06/08/1976US3961747 Commodity identification apparatus
06/01/1976US3961164 UPC encodation verifier
06/01/1976US3959907 Film record card
06/01/1976US3959904 Microfiche storage unit
05/1976
05/25/1976US3959631 Wedge code and reading thereof
05/25/1976US3959630 Identity card having radioactive isotope of short half-life
05/25/1976US3959624 Coded merchandising coupon
05/18/1976US3958238 Binary concatenated coding system
05/11/1976US3955295 Data bearing card having an aesthetic, magnetizable, colorless, transparent coating thereon
04/1976
04/13/1976US3949501 Novel identification card
04/06/1976US3949196 Data carrier for use in data processing apparatus
03/1976
03/30/1976US3947879 Multi-color recording medium responsive to force fields and apparatus for recording on the medium
03/30/1976US3947661 Access authenticating system
03/23/1976US3946206 Magnetic-type information card and method and apparatus for encoding and reading
03/16/1976US3943642 Trim marks of equilateral triangular shape
02/1976
02/10/1976US3938091 Personal verification system
02/03/1976US3936662 Interlocking system with a number of individual key elements
01/1976
01/27/1976US3935432 Variable color label for object identification system
01/27/1976US3935431 Apparatus for the storage and reading of data combined from binary numbers
01/27/1976US3935430 Notch and file system
01/27/1976US3935427 Car diagnosis system
01/27/1976US3935361 Magnetic impulse record element laminate and method of making same
01/20/1976US3934256 Identification card producing apparatus
01/20/1976US3934120 Device for electroconductive connection and reading
01/13/1976US3932253 Adhesives, coating
01/06/1976US3930924 Process for making identification cards