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公开(公告)号:US3388485A
公开(公告)日:1968-06-18
申请号:US57674266
申请日:1966-09-01
Applicant: RAPAPORT BROTHERS INC
Inventor: GEORGE PIERCE
IPC: A63B25/10
CPC classification number: A63B25/10 , A63B2208/12
公开(公告)号:US3388485A
公开(公告)日:1968-06-18
申请号:US57674266
申请日:1966-09-01
Applicant: RAPAPORT BROTHERS INC
Inventor: GEORGE PIERCE
IPC: A63B25/10
CPC classification number: A63B25/10 , A63B2208/12