4. Communications: electrical
  5. Condition responsive indicating system
  6. Specific condition

Toshiyasu Matsuyama

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Door sensor and door equipped with such door sensor

Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate

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Optical detection sensor

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

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Sensor

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

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Profile ID: LFUS-PAI-P-2891368

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