Assignee
WILHELM WILLIAM D
3 granted patents·102 citations·filing 1975–1994
Top patents by PatentIndex Score
3 records- 0185USD365643SConcrete cobblestone blockWILHELM WILLIAM D·Filed 1994·Granted Dec 26, 1995·33 cites·1 claims
- 0276US3962842AMortarless interlocking blocksWILHELM WILLIAM D·Filed 1975·Granted Jun 15, 1976·44 cites·11 claims
- 0363US4080767ABuilding wall with applied finishing surface designWILHELM WILLIAM D·Filed 1976·Granted Mar 28, 1978·25 cites·9 claims
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