Stone working – Work supports
Patent
1977-09-23
1978-09-05
Watson, Robert C.
Stone working
Work supports
269105, 269246, B25B 514
Patent
active
041111800
ABSTRACT:
A rock holding device, which can be mounted in a rock-saw vise in such a way that rocks gripped by this device are held firm and secure so they can be sliced by a lapidary (diamond-blade) saw. The device comprises a plate having slidably mounted thereon a finger with a first bevelled surface and bars fixedly mounted on the plate and having second and third bevelled surfaces facing the first bevelled surface.
REFERENCES:
patent: 3682467 (1972-08-01), Heinrich
Law Richard D.
Watson Robert C.
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