4. Radiant energy
  5. Photocells; circuits and apparatus
  6. Optical or pre-photocell system

Koichi Tsujino

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Apparatus for identifying tools and for managing tool data

Boots – shoes – and leggings
Patent

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Article identifying system

Registers – Systems controlled by data bearing records – Credit or identification card systems
Patent

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Microwave proximity switch

Electrical transmission or interconnection systems – Switching systems – Condition responsive
Patent

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Reflection-type photoelectric switching apparatus

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

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Tool monitor

Measuring and testing – Vibration – By mechanical waves
Patent

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Profile ID: LFUS-PAI-P-427741

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