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公开(公告)号:US1291134A
公开(公告)日:1919-01-14
申请号:US11332116
申请日:1916-08-05
Applicant: UNIVERSAL PATENTS COMPANY
Inventor: RANDALL CHARLES F
CPC classification number: D03D11/02
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公开(公告)号:US1292875A
公开(公告)日:1919-01-28
申请号:US5008615
申请日:1915-09-10
Applicant: UNIVERSAL PATENTS COMPANY
Inventor: RANDALL CHARLES F
IPC: F41C33/00
CPC classification number: F41C33/002 , Y10S224/913
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公开(公告)号:US1287098A
公开(公告)日:1918-12-10
申请号:US25618518
申请日:1918-09-30
Applicant: UNIVERSAL PATENTS COMPANY
Inventor: RANDALL CHARLES F
CPC classification number: A45F5/02
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