4. Wells
  5. Above ground apparatus
  6. With seal for reciprocating member

Herbert A. Rundell

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Combination for use in a rotary drilling system with torque mete

Measuring and testing – Vibration – Sensing apparatus
Patent

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Coupling for pipe or tubing

Pipe joints or couplings – Elbow
Patent

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Heavy duty dynamic high-torque-measurement coupling unit

Measuring and testing – Dynamometers – Responsive to torque
Patent

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Heavy duty torque coupling

Measuring and testing – Brake testing – Single wheel rotating and resistance measuring means
Patent

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Highly accurate odometer

Registers – Platform operated – Platform actuated traffic counters
Patent

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Profile ID: LFUS-PAI-P-8796

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