4. Measuring and testing
  5. Dynamometers
  6. Responsive to torque

John W. Curran

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Acoustic logging in low velocity formations

Acoustics – Geophysical or subsurface exploration – Well logging
Patent

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Adjustable strobe with temperature stabilization

Communications: electrical – Systems – Periodic or flashing
Patent

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Apparatus and method for synchronizing visual/audible alarm...

Communications: electrical – Systems – Signal box type
Reexamination Certificate

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Apparatus and method for synchronizing visual/audible alarm...

Communications: electrical – Systems – Signal box type
Reexamination Certificate

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Apparatus and method for synchronizing visual/audible alarm...

Communications: electrical – Systems – Signal box type
Reexamination Certificate

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Profile ID: LFUS-PAI-P-418815

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