Title:
Magnetic holding device
United States Patent 2642999
Inventors:
Mcpherson, John C.
Publication Date:
06/23/1953
Export Citation:
Assignee:
Mcpherson, John C.
Primary Class:
Other Classes:
15/143.1, 15/160, 15/220.2, 24/303, 42/99, 47/41.01, 211/DIG.1, 223/109R, 248/309.4, 335/285, 428/900, D06/513, D06/527, D06/531
International Classes:
H01F7/02; H01F7/02
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US Patent References:
Foreign References:
DE700570C
SE109655A
SE122977A