Assignee
BURKHARDT GOTTFRIED
3 granted patents·10 citations·filing 1975–1986
Top patents by PatentIndex Score
3 records- 0134US4026404AApparatus for the bodily shifting of a printing rollerBURKHARDT GOTTFRIED·Filed 1975·Granted May 31, 1977·3 cites·4 claims
- 0231US4265555ADual pitch carriage drive mechanismBURKHARDT GOTTFRIED·Filed 1979·Granted May 5, 1981·4 cites·6 claims
- 0330US4713507AKey operated switch for keyboardBURKHARDT GOTTFRIED·Filed 1986·Granted Dec 15, 1987·3 cites·1 claims
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