4. H - Electricity
  5. 02
  6. P

David L. Crawforth

H - Electricity – 02 – P

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Inventor

Country: United States Of America

Solid-state sensing and control transit car door system

H - Electricity – 02 – P
Patent

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Transit car door system and operation

E - Fixed Constructions – 05 – F
Patent

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Solid-state sensing and control transit car door system

H - Electricity – 02 – P
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Transit car door system and operation

E - Fixed Constructions – 05 – F
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

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Profile ID: LFCA-PAI-P-1634043

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