Inventor · disambiguated record
John E. Demmer
Also filed as: DEMMER JOHN · DEMMER JOHN E
4 granted patents·53 citations·filing 1981–1995
77Inventor score
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4 records- 0160US5481897ADouble plane bend formerDEMMER CORP·Filed 1994·Granted Jan 9, 1996·14 cites·40 claims
- 0258US5557964ADouble plane bend formerDEMMER CORP·Filed 1995·Granted Sep 24, 1996·14 cites·12 claims
- 0355US4406278AHeat exchange assembly for swimming poolDEMMER JOHN·Filed 1981·Granted Sep 27, 1983·19 cites·16 claims
- 0450USD271129SSolar collector for a swimming poolDEMMER JOHN·Filed 1981·Granted Oct 25, 1983·6 cites·1 claims
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