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1.Permanent magnet holding device and mechanical detaching combination 失效
Title translation: 永磁保持装置和机械拆卸组合公开(公告)号:US2869047A
公开(公告)日:1959-01-13
申请号:US42288054
申请日:1954-04-13
Applicant: PHILIPS CORP
Inventor: JAN SMIT , ADRIAAN RADEMAKERS
CPC classification number: H01F7/0252 , B23Q3/1546
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公开(公告)号:US2818551A
公开(公告)日:1957-12-31
申请号:US40243254
申请日:1954-01-06
Applicant: PHILIPS CORP
Inventor: OOSTERHOUT GERARD WILLEM VAN , WOLFGANG RATHENAU GERHART , JAN SMIT
CPC classification number: H01F1/0315 , C04B35/265
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