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公开(公告)号:US1355266A
公开(公告)日:1920-10-12
申请号:US31352919
申请日:1919-07-26
Applicant: RICKER CHESTER S , ROOT RALPH C
Inventor: RICKER CHESTER S , ROOT RALPH C
IPC: F16N9/02
CPC classification number: F16N9/02
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公开(公告)号:US1528267A
公开(公告)日:1925-03-03
申请号:US68612224
申请日:1924-01-14
Applicant: ROOT RALPH C
Inventor: ROOT RALPH C
IPC: B60H1/26
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公开(公告)号:US1522791A
公开(公告)日:1925-01-13
申请号:US68513324
申请日:1924-01-09
Applicant: ROOT RALPH C
Inventor: ROOT RALPH C
IPC: B60H1/26
CPC classification number: B60H1/26 , Y10T292/28
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公开(公告)号:US2678726A
公开(公告)日:1954-05-18
申请号:US7459349
申请日:1949-02-04
Applicant: ROOT RALPH C
Inventor: ROOT RALPH C
CPC classification number: B07C5/22 , A01K43/00 , Y10S209/918
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公开(公告)号:US2003553A
公开(公告)日:1935-06-04
申请号:US72109734
申请日:1934-04-18
Applicant: ROOT RALPH C
Inventor: ROOT RALPH C
IPC: A45C11/32
CPC classification number: A45C11/324 , Y10T24/44974 , Y10T70/8676
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公开(公告)号:US2073712A
公开(公告)日:1937-03-16
申请号:US1325735
申请日:1935-03-27
Applicant: ROOT RALPH C
Inventor: ROOT RALPH C
IPC: B41L5/00
CPC classification number: B41L5/00
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公开(公告)号:US1301975A
公开(公告)日:1919-04-29
申请号:US18628417
申请日:1917-08-15
Applicant: ROOT RALPH C
Inventor: ROOT RALPH C
CPC classification number: B60H1/28
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公开(公告)号:US1051917A
公开(公告)日:1913-02-04
申请号:US1911632800
申请日:1911-06-12
Applicant: ROOT RALPH C
Inventor: ROOT RALPH C
CPC classification number: F02B75/048
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