Title:
Magnetic detachable holding device
United States Patent 2943246
Inventors:
Riordan, Howard C.
Publication Date:
06/28/1960
Export Citation:
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Assignee:
Riordan, Howard C.
Primary Class:
335/285
Other Classes:
40/621, 55/DIG.6, 402/70, 402/503
International Classes:
H01F7/02; H01F7/02
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US Patent References:
2698917Magnetic circuit comprising a ferromagnetic part having high permeability and a substantially flat, thin permanent magnet
2694592Strike for magnetic catches
2601424Tie holder
1624741Display device
Foreign References:
GB544110A
DE814855C