4. Metal working
  5. Method of mechanical manufacture
  6. Electrical device making

John E. Opie

Inventor

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Clock spring connector with reduced-noise operation

Machine element or mechanism – Control lever and linkage systems – Hand operated
Patent

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Hinged circuit assembly with multi-conductor framework

Metal working – Method of mechanical manufacture – Electrical device making
Patent

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Hinged circuit assembly with multi-conductor framework

Electricity: conductors and insulators – Boxes and housings – Hermetic sealed envelope type
Patent

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Magnetoelastic torque sensor

Measuring and testing – Dynamometers – Responsive to torque
Reexamination Certificate

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Magnetoelastic torque sensor

Measuring and testing – Dynamometers – Responsive to torque
Reexamination Certificate

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Profile ID: LFUS-PAI-P-414288

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