Inventor · disambiguated record

Earl Spengler

Also filed as: SPENGLER EARL

1 granted patent·25 citations·filing 1991–1991

42Inventor score

Technology areasB08B

Files withELLIS CORP1

Top patents by PatentIndex Score

1 record

0159US5203359AUnitary system for recycling used contaminated material for re-useELLIS CORP·Filed 1991·Granted Apr 20, 1993·25 cites·12 claims

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