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公开(公告)号:US1702821A
公开(公告)日:1929-02-19
申请号:US10007526
申请日:1926-04-06
Applicant: FRITEL DANIEL W
Inventor: FRITEL DANIEL W
IPC: D06G1/00
CPC classification number: D06G1/005
公开(公告)号:US1702821A
公开(公告)日:1929-02-19
申请号:US10007526
申请日:1926-04-06
Applicant: FRITEL DANIEL W
Inventor: FRITEL DANIEL W
IPC: D06G1/00
CPC classification number: D06G1/005