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公开(公告)号:US1809221A
公开(公告)日:1931-06-09
申请号:US73912824
申请日:1924-09-22
Applicant: DIAMOND POWER SPECIALITY
Inventor: SNOW NORMAN L , HIRSHFELD CLARENCE F
IPC: F28G3/16
CPC classification number: F28G3/166
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公开(公告)号:US1785821A
公开(公告)日:1930-12-23
申请号:US4042425
申请日:1925-06-29
Applicant: DIAMOND POWER SPECIALITY
Inventor: SNOW NORMAN L
IPC: F28G3/16
CPC classification number: F28G3/166
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公开(公告)号:US1775503A
公开(公告)日:1930-09-09
申请号:US62613523
申请日:1923-03-19
Applicant: DIAMOND POWER SPECIALITY
Inventor: SNOW NORMAN L
IPC: F28G3/16
CPC classification number: F28G3/163
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公开(公告)号:US1766231A
公开(公告)日:1930-06-24
申请号:US4645125
申请日:1925-07-27
Applicant: DIAMOND POWER SPECIALITY
Inventor: SNOW NORMAN L , HONYWILL JR ALBERT W
IPC: F28G3/16
CPC classification number: F28G3/166
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公开(公告)号:US1664865A
公开(公告)日:1928-04-03
申请号:US4330125
申请日:1925-07-13
Applicant: DIAMOND POWER SPECIALITY
Inventor: SNOW NORMAN L
IPC: F28G3/16
CPC classification number: F28G3/166
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公开(公告)号:US1608866A
公开(公告)日:1926-11-30
申请号:US11597226
申请日:1926-06-14
Applicant: DIAMOND POWER SPECIALITY
Inventor: SNOW NORMAN L , COX SAMUEL F
IPC: F28G3/16
CPC classification number: F28G3/166 , Y10S122/13
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