4. Registers
  5. Systems controlled by data bearing records
  6. Transportation

Wilhelm Sonderegger

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Device for detecting the presence of persons on seats

Communications: electrical – Condition responsive indicating system – Specific condition
Patent

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Process and device for controlling the closure of locks

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

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Process and device for measuring the occupancy in passenger tran

Registers – Systems controlled by data bearing records – Transportation
Patent

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Profile ID: LFUS-PAI-P-1086093

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