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Patent Drawing of Engine - Kalah game board from US patent D165634 (1952-01-08) Public domain image

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Summary

Русский: Чертёж доски для игры в калах. Патент US D165634.

Public domain image related to board games, free to use, no copyright restrictions image - Picryl description

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patents patent drawings us patent office kalah patents from the united states high resolution inventions
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Date

08/01/1952
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Source

USPTO
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Link

http://uspto.gov/
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Copyright info

public domain

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