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公开(公告)号:US2104003A
公开(公告)日:1937-12-28
申请号:US1329035
申请日:1935-03-27
Applicant: DIAMOND POWER SPECIALITY
Inventor: JOHANN SCHIEFFER
IPC: F28G3/16
CPC classification number: F28G3/166
公开(公告)号:US2104003A
公开(公告)日:1937-12-28
申请号:US1329035
申请日:1935-03-27
Applicant: DIAMOND POWER SPECIALITY
Inventor: JOHANN SCHIEFFER
IPC: F28G3/16
CPC classification number: F28G3/166