Assignee
HALL WILLIAM C
3 granted patents·25 citations·filing 1977–1982
Top patents by PatentIndex Score
3 records- 0155US4386778AConstruction industry teaching gameHALL WILLIAM C·Filed 1982·Granted Jun 7, 1983·13 cites·4 claims
- 0249US4188232AMini-aggregate iron ore in cement matrixHALL WILLIAM C·Filed 1977·Granted Feb 12, 1980·10 cites·7 claims
- 0340USD253834SToy projectileHALL WILLIAM C·Filed 1978·Granted Jan 1, 1980·2 cites·1 claims
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