Patent US3845461A successfully refreshed from Google Patents.
| Patent No. |
Title |
Status |
Filing Date |
Grant Date |
Claims |
Actions |
|
US3831188A
|
Mounting and drive assembly for magnetic stripe reading head |
Expired / Lapsed
|
1973-05-04 |
1974-08-20 |
8 |
Details
|
|
US3778768A
|
Character detection system |
Expired / Lapsed
|
1971-08-27 |
1973-12-11 |
7 |
Details
|
|
US3737629A
|
Optical code reader |
Expired / Lapsed
|
1971-06-09 |
1973-06-05 |
14 |
Details
|
|
US3470358A
|
Apparatus and method for circuit control from stored data |
Expired / Lapsed
|
1966-02-18 |
1969-09-30 |
0 |
Details
|