Important Modern & Vintage Timepieces

Geneva, Mar 17, 2013

LOT 370

J.L. REUTTER PATENT ATMOS CLOCK Atmos, Pendule Perpetuelle, J. L. Reutter patent, No. 6883, French. Made circa 1933. Very fine and very rare, early, Art Deco, black lacquered steel and chrome, ?perpetual? clock wound by changes in barometric pressure with early mercury in glass expansion device.

C. Rectangular, black lacquered body, chromed inclined base, aperture to view the pendulum, chromed bezel. D. Matte silver with painted radial Roman numerals, inner minute track. Blued steel sword hands. M. Chrome, vacuum chamber with rotating drum driven by a mercury in glass expansion device winding the going barrel by a blued steel spring and ratchet, lever escapement driven by annular torsion pendulum, locking lever in the base below the pendulum. Applied plaque on the case back inscribed ?Brevets J. L. Reutter S.G.D.G., Made in France.? HEIGHT 24 cm., WIDTH 19 cm., DEPTH 12 cm.