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公开(公告)号:US3273240A
公开(公告)日:1966-09-20
申请号:US36656464
申请日:1964-05-11
Applicant: FLORIAN STEUART R
Inventor: FLORIAN STEUART R
CPC classification number: A01G3/0251
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公开(公告)号:US2967509A
公开(公告)日:1961-01-10
申请号:US79887859
申请日:1959-03-12
Applicant: FLORIAN STEUART R
Inventor: FLORIAN STEUART R
IPC: B60C23/04
CPC classification number: B60C23/0403
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