Magnetic clasp coupling for jewelry
United States Patent 2615227
US Patent References:
/0293338.html
- - 0293338

/0378874.html
- - 0378874

/1198227.html
- - 1198227

/1230740.html
- - 1230740

Connecting device
- - 1785522


Inventors:
Frederick, Hornik
Publication Date:
10/28/1952
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Assignee:
Frederick, Hornik
Primary Class:
24/303
Other Classes:
70/459, 70/457, 63/900, 273/160
International Classes:
F16J15/53
US Patent References:
2389298Apparel fastener
2397931Magnetic button
2475226Magnetic fastener
2483031Magnetic cuff link