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公开(公告)号:US2372408A
公开(公告)日:1945-03-27
申请号:US47597543
申请日:1943-02-15
Applicant: HOOF PRODUCTS COMPANY
Inventor: TRICH HENRY C
IPC: F16L55/04
CPC classification number: F16L55/043 , Y10T137/7845
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公开(公告)号:US2381528A
公开(公告)日:1945-08-07
申请号:US46713942
申请日:1942-11-27
Applicant: HOOF PRODUCTS COMPANY
Inventor: TRICH HENRY C
IPC: G05D16/10
CPC classification number: G05D16/10
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