4. Spring devices
  5. Fluid
  6. Expansible-contractible chamber device

Frank Born

Inventor

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Control element with proximity sensor

Electricity: circuit makers and breakers – Capacitive switch
Reexamination Certificate

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Displacement element

Spring devices – Fluid – Expansible-contractible chamber device
Reexamination Certificate

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Piston-cylinder unit

Brakes – Internal-resistance motion retarder – Thrust member or piston structure
Reexamination Certificate

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Piston/cylinder unit

Brakes – Internal-resistance motion retarder – Valve structure or location
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2212234

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