Inventor · disambiguated record

Elmer D. Zickwolf

Also filed as: ZICKWOLF ELMER D

1 granted patent·43 citations·filing 1977–1977

48Inventor score

Technology areasF25B

Files withEMHART IND1

Top patents by PatentIndex Score

1 record

0177US4151722AAutomatic defrost control for refrigeration systemsEMHART IND·Filed 1977·Granted May 1, 1979·43 cites·19 claims

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