SWISS / FRANCE. A WALNUT, BRASS AND STAINLESS STEEL HAND-OPERATED GEAR WHEEL ROUNDING UP MACHINE
This lot is offered without reserve.
SWISS / FRANCE. A WALNUT, BRASS AND STAINLESS STEEL HAND-OPERATED GEAR WHEEL ROUNDING UP MACHINE

SIGNED J.J.PETTAVAL ON ADDITIONAL CUTTERS, CIRCA 1900

细节
SWISS / FRANCE. A WALNUT, BRASS AND STAINLESS STEEL HAND-OPERATED GEAR WHEEL ROUNDING UP MACHINE
SIGNED J.J.PETTAVAL ON ADDITIONAL CUTTERS, CIRCA 1900
WITH: drawer containing additional cutters and cutter chucks, signed
SIZE: approx. 230 mm. wide, 320 mm. overall length, 280 mm. high.
注意事项
This lot is offered without reserve.

拍品专文

The present watchmaking tool is preserved in very good, fully functional overall condition and mounted on a walnut box with front drawers containing accessories.

It is used for reducing out-of-round gears, changing the tooth form and depth of teeth.

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