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公开(公告)号:US1743575A
公开(公告)日:1930-01-14
申请号:US13448426
申请日:1926-09-09
Applicant: SMITH FREDERICK A
Inventor: SMITH FREDERICK A
IPC: B60R1/08
CPC classification number: B60R1/084
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公开(公告)号:US773035A
公开(公告)日:1904-10-25
申请号:US1904195217
申请日:1904-02-25
Applicant: SMITH FREDERICK A
Inventor: SMITH FREDERICK A
CPC classification number: B43L9/04
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3.
公开(公告)号:US3017722A
公开(公告)日:1962-01-23
申请号:US71833958
申请日:1958-02-28
Applicant: SMITH FREDERICK A
Inventor: SMITH FREDERICK A
CPC classification number: E02D31/02 , E02B11/005 , E04B1/7023
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公开(公告)号:US2796861A
公开(公告)日:1957-06-25
申请号:US32754252
申请日:1952-12-23
Applicant: SMITH FREDERICK A
Inventor: SMITH FREDERICK A
IPC: A61H1/02
CPC classification number: A61H1/02 , A61H2201/107
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公开(公告)号:US1733031A
公开(公告)日:1929-10-22
申请号:US31824928
申请日:1928-11-09
Applicant: SMITH FREDERICK A
Inventor: SMITH FREDERICK A
CPC classification number: B01D21/2494 , B01D21/0012 , B01D21/0018 , B01D21/0042 , B01D21/2405 , B01D21/2427 , B01D21/2483 , B01D21/307
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公开(公告)号:US2317229A
公开(公告)日:1943-04-20
申请号:US39954241
申请日:1941-06-24
Applicant: SMITH FREDERICK A
Inventor: SMITH FREDERICK A
CPC classification number: F23B5/02
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公开(公告)号:US1760974A
公开(公告)日:1930-06-03
申请号:US28977628
申请日:1928-07-02
Applicant: JOSEPH BLAEKER , SMITH FREDERICK A
Inventor: JOSEPH BLAEKER , SMITH FREDERICK A
IPC: F16J9/06
CPC classification number: F16J9/063
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公开(公告)号:US1065560A
公开(公告)日:1913-06-24
申请号:US1908412262
申请日:1908-01-23
Applicant: SMITH FREDERICK A
Inventor: SMITH FREDERICK A
CPC classification number: B44D3/38
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公开(公告)号:US1549228A
公开(公告)日:1925-08-11
申请号:US69187124
申请日:1924-02-11
Applicant: SMITH FREDERICK A
Inventor: SMITH FREDERICK A
IPC: H04R1/34
CPC classification number: H04R1/345
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公开(公告)号:US899914A
公开(公告)日:1908-09-29
申请号:US1908433754
申请日:1908-05-19
Applicant: SMITH FREDERICK A
Inventor: SMITH FREDERICK A
CPC classification number: A01K87/04
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