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公开(公告)号：US1060597A
公开(公告)日：1913-05-06
申请号：US1912717123
申请日：1912-08-26
Applicant: ISAAC HOLZMARK , HOLZMARK WILLIAM PHILLIP
Inventor： HOLZMARK WILLIAM PHILLIP
CPC classification number: F16H1/22 , Y10T74/18208 , Y10T74/19056 , Y10T74/19065 , Y10T74/19605 , Y10T74/2173 , Y10T74/2177
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