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公开(公告)号:US2324872A
公开(公告)日:1943-07-20
申请号:US36250840
申请日:1940-10-24
Applicant: SPECIALTY ENGINEERING COMPANY
Inventor: PARKER JR GEORGE W
IPC: A47F5/01
CPC classification number: A47F5/01
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公开(公告)号:US2222986A
公开(公告)日:1940-11-26
申请号:US24332738
申请日:1938-12-01
Applicant: SPECIALTY ENGINEERING COMPANY
Inventor: PARKER JR GEORGE W
IPC: B60P3/055
CPC classification number: B60P3/055
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公开(公告)号:US2306119A
公开(公告)日:1942-12-22
申请号:US36250940
申请日:1940-10-24
Applicant: SPECIALTY ENGINEERING COMPANY
Inventor: PARKER JR GEORGE W
IPC: B60G99/00
CPC classification number: B60G99/004
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公开(公告)号:US2318794A
公开(公告)日:1943-05-11
申请号:US36251040
申请日:1940-10-24
Applicant: SPECIALTY ENGINEERING COMPANY
Inventor: PARKER JR GEORGE W
CPC classification number: B60P3/055 , B62D33/042
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