Assignee
RICHARDS SR CHESTER L
3 granted patents·43 citations·filing 1983–1986
Technology mixG03B3
Top patents by PatentIndex Score
3 records- 0176US4704028AVacuum printing frameRICHARDS SR CHESTER L·Filed 1986·Granted Nov 3, 1987·19 cites·12 claims
- 0269US4504142APhotography printing frameRICHARDS SR CHESTER L·Filed 1983·Granted Mar 12, 1985·11 cites·15 claims
- 0367US4636067APhotography pin board systemRICHARDS SR CHESTER L·Filed 1986·Granted Jan 13, 1987·13 cites·22 claims
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