Assignee
PETZINGER MANFRED W A
4 granted patents·124 citations·filing 1977–1981
Top patents by PatentIndex Score
4 records- 0193US4105412APortable compost containerPETZINGER MANFRED W A·Filed 1977·Granted Aug 8, 1978·74 cites·7 claims
- 0264US4346002AWaterless vacuum toiletPETZINGER MANFRED W A·Filed 1981·Granted Aug 24, 1982·22 cites·4 claims
- 0362US4333831AEvaporation septic tank sewage systemPETZINGER MANFRED W A·Filed 1980·Granted Jun 8, 1982·25 cites·6 claims
- 0429US4443994ABricklayer apparatusPETZINGER MANFRED W A·Filed 1980·Granted Apr 24, 1984·3 cites·2 claims
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