4. Endless belt power transmission systems or components
  5. Positive drive pulley or guide roll
  6. Having nonmetallic component

Saburo Yoneyama

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Automatic film winder for camera

Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent

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Camera

Patent

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Single lens reflex camera equipped with mirror elevation detecto

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Sprocket wheel for photographic camera

Endless belt power transmission systems or components – Positive drive pulley or guide roll – Having nonmetallic component
Patent

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Profile ID: LFUS-PAI-P-793694

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