Wire jaw stoneholder

Details Wire jaw stoneholder Wire jaw stoneholder

1992-01-24

1993-09-07

Mitchell, David M.

Handling: hand and hoist-line implements

Grapple

Resilient jaws

81 7, G04D 102, B25B 900

Patent

active

052422038

ABSTRACT:
An improved stoneholder for supporting diamonds and other gemstones comprising a pair of clasping members and a pair of respective clasp mounts. Each clasping member comprises a pair of stone support members which are joined at a distal end, separated by an aperture, and mounted to one of the respective clasp mounts at a proximal end.

REFERENCES:
patent: 573574 (1896-12-01), Davies
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patent: 2309050 (1943-01-01), Dinhofer
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patent: 2612735 (1953-10-01), Lea
patent: 2757951 (1956-08-01), Benton
patent: 2934993 (1960-05-01), Chromy
patent: 3162474 (1964-12-01), Lefebvre
patent: 3420563 (1969-01-01), Witt
patent: 3559515 (1971-02-01), Kyser

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