TREA

with a compass

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Industry

  • CPC
  • G04B47/065
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Parent Industries

GPHYSICS G04Horology G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS G04B47/00Time-pieces combined with other articles which do not interfere with the running or the time-keeping of the time-piece

Current Industry

G04B47/065with a compass
Industries