Assignee
DOERENTRUPER SAND & THONWERK
2 granted patents·7 citations·filing 1975–1977
Top patents by PatentIndex Score
2 records- 0127US4117052AMethod and arrangement for use in lining articles, particularly melting ovenDOERENTRUPER SAND & THONWERK·Filed 1977·Granted Sep 26, 1978·3 cites·7 claims
- 0225US4049759AMethod and arrangement for use in lining articles, particularly melting ovensDOERENTRUPER SAND & THONWERK·Filed 1975·Granted Sep 20, 1977·4 cites·12 claims
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