|
US2679975A
(en)
*
|
1947-05-14 |
1954-06-01 |
Onera (Off Nat Aerospatiale) |
Automatic binary calculating machine for matricial calculation
|
|
USRE23385E
(en)
*
|
1947-10-16 |
1951-07-03 |
|
Recording and controlling card |
|
US2609050A
(en)
*
|
1947-12-06 |
1952-09-02 |
Ibm |
Magnetic tape controlled punch
|
|
US2614632A
(en)
*
|
1948-07-27 |
1952-10-21 |
American Telephone & Telegraph |
Apparatus for recording numerals in code
|
|
US2603416A
(en)
*
|
1949-08-13 |
1952-07-15 |
Ibm |
Summary card punch and collator
|
|
US2699210A
(en)
*
|
1950-05-17 |
1955-01-11 |
Powers Samas Account Mach Ltd |
Apparatus controlled by data sensed from statistical records
|
|
US2909128A
(en)
*
|
1950-06-22 |
1959-10-20 |
Int Computers & Tabulators Ltd |
Record controlled conveyor systems
|
|
US2690222A
(en)
*
|
1950-08-19 |
1954-09-28 |
Ibm |
Mark sensing reproducer
|
|
GB704796A
(en)
*
|
1950-08-19 |
1954-03-03 |
Ibm |
Improvements in or relating to a sensing device for sensing controlled documents having marks thereon
|
|
US2634911A
(en)
*
|
1951-06-05 |
1953-04-14 |
William H Wolowitz |
Record card with selective conductive marks
|
|
US2741312A
(en)
*
|
1951-09-18 |
1956-04-10 |
Ibm |
Indicia-controlled record perforating machine
|
|
US2751008A
(en)
*
|
1952-05-01 |
1956-06-19 |
Ibm |
Storage mechanism
|
|
US2775297A
(en)
*
|
1952-05-01 |
1956-12-25 |
Ibm |
Record controlled perforating machine
|
|
US2697514A
(en)
*
|
1952-07-03 |
1954-12-21 |
Walter A Stahl |
Mail sorting device
|
|
US2789819A
(en)
*
|
1953-08-27 |
1957-04-23 |
Ibm |
Ticket feeding device
|
|
US2792891A
(en)
*
|
1953-12-24 |
1957-05-21 |
Ibm |
Record punching machine
|
|
US2850679A
(en)
*
|
1954-03-31 |
1958-09-02 |
Ibm |
Delay network
|
|
US3061188A
(en)
*
|
1956-12-20 |
1962-10-30 |
Sperry Rand Corp |
Programming device
|
|
US3070366A
(en)
*
|
1957-01-04 |
1962-12-25 |
William F Huck |
Record processing machine
|
|
US3021059A
(en)
*
|
1957-06-10 |
1962-02-13 |
Ibm |
Detection circuit for unwanted designations and blank columns
|
|
US3084854A
(en)
*
|
1959-06-01 |
1963-04-09 |
Automatic Records Inc |
Data processing system
|
|
US3713099A
(en)
*
|
1959-08-04 |
1973-01-23 |
Character Recognition Corp |
Method and apparatus for identifying letters, characters, symbols and the like
|
|
US3098606A
(en)
*
|
1960-01-08 |
1963-07-23 |
A Kimball Co |
Tag marking machines with error checks
|
|
US3083898A
(en)
*
|
1960-06-15 |
1963-04-02 |
Northern Electric Co |
Apparatus for verifying the operation of a tape reperforator photoelectrically
|
|
US3366248A
(en)
*
|
1964-06-05 |
1968-01-30 |
Kearney & Trecker Corp |
Tool identification system
|
|
US3822375A
(en)
*
|
1968-07-08 |
1974-07-02 |
Japan National Railway |
Data processing system
|
|
CH513393A
(de)
*
|
1969-08-28 |
1971-09-30 |
Greiner Electronic Ag |
Verfahren zur reihenweisen Durchführung chemischer und/oder physikalischer Analysen
|
|
US3767113A
(en)
*
|
1971-04-20 |
1973-10-23 |
J Dillard |
Automatic article sorting and punching machine
|
|
US3855457A
(en)
*
|
1973-06-18 |
1974-12-17 |
Ibm |
Machine for processing merchandising tickets in both roll and individual form
|
|
US4027142A
(en)
*
|
1974-03-06 |
1977-05-31 |
Recognition Equipment Incorporated |
Automated processing of financial documents
|
|
US4010354A
(en)
*
|
1975-03-28 |
1977-03-01 |
The Goodyear Tire & Rubber Company |
Method and apparatus for tire identification
|
|
EP2779627A1
(en)
*
|
2013-03-14 |
2014-09-17 |
BAE SYSTEMS plc |
Operating sensors
|
|
CN108838280B
(zh)
*
|
2018-06-05 |
2020-03-27 |
太仓海嘉车辆配件有限公司 |
一种电子放大器安装于散热壳体内的方法
|