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公开(公告)号:US2167147A
公开(公告)日:1939-07-25
申请号:US44411030
申请日:1930-04-14
Applicant: APEX ELECTRICAL MFG CO
Inventor: FRANTZ WALTER A
IPC: D06F13/00
CPC classification number: D06F13/00
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公开(公告)号:US2087571A
公开(公告)日:1937-07-20
申请号:US65640433
申请日:1933-02-13
Applicant: APEX ELECTRICAL MFG CO
Inventor: FRANTZ WALTER A , MCCABE JOHN J
IPC: D06F29/02
CPC classification number: D06F29/02
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公开(公告)号:US1983661A
公开(公告)日:1934-12-11
申请号:US49767830
申请日:1930-11-24
Applicant: APEX ELECTRICAL MFG CO
Inventor: FRANTZ WALTER A , SEYFRIED ARTHUR W
IPC: F16D43/18
CPC classification number: F16D43/18
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公开(公告)号:US1869056A
公开(公告)日:1932-07-26
申请号:US37736629
申请日:1929-07-11
Applicant: APEX ELECTRICAL MFG CO
Inventor: FRANTZ WALTER A
IPC: D06F13/02
CPC classification number: D06F13/02 , Y10T74/18464 , Y10T74/1967
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公开(公告)号:US2111586A
公开(公告)日:1938-03-22
申请号:US68420433
申请日:1933-08-08
Applicant: APEX ELECTRICAL MFG CO
Inventor: FRANTZ WALTER A , MCCABE JOHN J
IPC: D06F45/18
CPC classification number: D06F45/18
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公开(公告)号:US2052392A
公开(公告)日:1936-08-25
申请号:US61400032
申请日:1932-05-27
Applicant: APEX ELECTRICAL MFG CO
Inventor: FRANTZ WALTER A , MCCABE JOHN J
IPC: D06F13/00
CPC classification number: D06F13/00 , Y10T74/18504
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公开(公告)号:US2046258A
公开(公告)日:1936-06-30
申请号:US68420233
申请日:1933-08-08
Applicant: APEX ELECTRICAL MFG CO
Inventor: FRANTZ WALTER A , MCCABE JOHN J
IPC: D06F13/02
CPC classification number: D06F13/02 , Y10T74/18472
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公开(公告)号:US1765067A
公开(公告)日:1930-06-17
申请号:US28808128
申请日:1928-06-25
Applicant: APEX ELECTRICAL MFG CO
Inventor: FRANTZ WALTER A
IPC: D06F13/00
CPC classification number: D06F13/00
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公开(公告)号:US2028090A
公开(公告)日:1936-01-14
申请号:US41382529
申请日:1929-12-13
Applicant: APEX ELECTRICAL MFG CO
Inventor: FRANTZ WALTER A
IPC: A47L5/32
CPC classification number: A47L5/32
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公开(公告)号:US2019564A
公开(公告)日:1935-11-05
申请号:US70202033
申请日:1933-12-12
Applicant: APEX ELECTRICAL MFG CO
Inventor: FRANTZ WALTER A , MCCABE JOHN J
IPC: D06F13/02
CPC classification number: D06F13/02 , Y10T74/18504
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