Individual holder
EDWARDS CLARENCE K
3 granted patents·27 citations·filing 1972–1975
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0172US3942648AModel railway system providing uncoupling and delayed recouplingEDWARDS CLARENCE K·Filed 1975·Granted Mar 9, 1976·22 cites·8 claims
- 0231US3983663AModel railway refrigerator carsEDWARDS CLARENCE K·Filed 1975·Granted Oct 5, 1976·3 cites·5 claims
- 0330US3952450AProtruding ladder steps for model railway boxcarsEDWARDS CLARENCE K·Filed 1972·Granted Apr 27, 1976·2 cites·4 claims
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