Assignee
HARDISON JOHN C
3 granted patents·22 citations·filing 1983–1985
Top patents by PatentIndex Score
3 records- 0145US4614480ALiquid pumping systemHARDISON JOHN C·Filed 1984·Granted Sep 30, 1986·13 cites·4 claims
- 0228US4687576ACurrent propelled waste water treatment mechanismHARDISON JOHN C·Filed 1985·Granted Aug 18, 1987·4 cites·7 claims
- 0328US4539110ALiquid aeratorHARDISON JOHN C·Filed 1983·Granted Sep 3, 1985·5 cites·11 claims
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