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公开(公告)号：US1520402A
公开(公告)日：1924-12-23
申请号：US62198623
申请日：1923-03-01
Applicant: J C FEE , ROTH M CLEMANS , GWENDOLYN C CLEMANS , ELIZABETH C CLEMANS
Inventor： CLEMANS WILLIAM M
IPC: A47G19/02
CPC classification number: A47G19/02
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