4. Buckles, buttons, clasps, etc.
  5. Buckles
  6. One-piece

Wolfgang Ruhrmann

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Automatic-lock slider for slide fastener

Buckles – buttons – clasps – etc. – Buckles – One-piece
Patent

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Optical sensor

Optics: measuring and testing – Refraction testing – Refractive rod engages specimen
Patent

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Optical sensor constituting a light transmissive medium with lum

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Patent

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Profile ID: LFUS-PAI-P-522305

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