Inventor · disambiguated record

Charles A. Ropes, Jr.

Also filed as: ROPES JR CHARLES A

1 granted patent·19 citations·filing 1975–1975

39Inventor score

Technology areasB01D

Files withMAYER EDWARD A1

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1 record

0156US4039294AFilter for internal combustion exhaust gasesMAYER EDWARD A·Filed 1975·Granted Aug 2, 1977·19 cites·4 claims

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