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公开(公告)号:US2508807A
公开(公告)日:1950-05-23
申请号:US7416149
申请日:1949-02-02
Applicant: TODD JOHN C
Inventor: TODD JOHN C
IPC: D03D51/34
CPC classification number: D03D51/34 , D03D2700/316
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公开(公告)号:US1075072A
公开(公告)日:1913-10-07
申请号:US1911667113
申请日:1911-12-21
Applicant: TODD JOHN C
Inventor: TODD JOHN C
CPC classification number: F16H7/14
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