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公开(公告)号:US1368660A
公开(公告)日:1921-02-15
申请号:US35972220
申请日:1920-02-18
Applicant: SIMPSON ALBERT R
Inventor: SIMPSON ALBERT R
IPC: D06F81/06
CPC classification number: D06F81/06
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公开(公告)号:US2496819A
公开(公告)日:1950-02-07
申请号:US64546346
申请日:1946-02-04
Applicant: SIMPSON ALBERT R
Inventor: SIMPSON ALBERT R
IPC: H03K3/84
CPC classification number: H03K3/84
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公开(公告)号:US1227329A
公开(公告)日:1917-05-22
申请号:US1914853864
申请日:1914-07-29
Applicant: SIMPSON ALBERT LEMUEL
Inventor: SIMPSON ALBERT LEMUEL
CPC classification number: A41D25/025
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公开(公告)号:US983174A
公开(公告)日:1911-01-31
申请号:US1910570516
申请日:1910-07-05
Applicant: SIMPSON ALBERT L
Inventor: SIMPSON ALBERT L
CPC classification number: A61C15/041
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公开(公告)号:US836656A
公开(公告)日:1906-11-20
申请号:US1905269243
申请日:1905-07-11
Applicant: SIMPSON ALBERT
Inventor: SIMPSON ALBERT
CPC classification number: B62K2201/04
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公开(公告)号:US939959A
公开(公告)日:1909-11-09
申请号:US1909515550
申请日:1909-08-31
Applicant: BENTLEY & JACKSON LTD , SIMPSON ALBERT EDWARD
Inventor: SIMPSON ALBERT EDWARD
CPC classification number: F16H29/04 , Y10T74/19409
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公开(公告)号:US2531830A
公开(公告)日:1950-11-28
申请号:US54973744
申请日:1944-08-16
Applicant: SIMPSON ALBERT R
Inventor: SIMPSON ALBERT R
IPC: H03K3/55
CPC classification number: H03K3/55
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公开(公告)号:US2208435A
公开(公告)日:1940-07-16
申请号:US27025739
申请日:1939-04-26
Applicant: SIMPSON ALBERT E
Inventor: SIMPSON ALBERT E
IPC: G01C11/00
CPC classification number: G01C11/00
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公开(公告)号:US1471866A
公开(公告)日:1923-10-23
申请号:US45894921
申请日:1921-04-06
Applicant: SIMPSON ALBERT E
Inventor: SIMPSON ALBERT E
IPC: B23B51/10
CPC classification number: B23B51/108 , Y10T408/33 , Y10T408/906 , Y10T408/9065 , Y10T408/96
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公开(公告)号:US1355065A
公开(公告)日:1920-10-05
申请号:US39948420
申请日:1920-07-28
Applicant: EDWARD SIMPSON ALBERT
Inventor: EDWARD SIMPSON ALBERT
CPC classification number: B23B51/08 , B23B51/02 , B23B2260/072 , B23B2260/132 , Y10T408/905 , Y10T408/906 , Y10T408/9097
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