Assignee

TSUDA MASAO

1 granted patent·136 citations·filing 1974–1974

Technology mixA62B1 B66D1 F16D1

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1 record

0194US3946989ASlow descender including fluid and mechanical braking devicesTSUDA MASAO·Filed 1974·Granted Mar 30, 1976·136 cites·6 claims

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