4. Weighing scales
  5. Computer
  6. Electrical

Frank C. Rock

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Computing postal scale

Weighing scales – Processes
Patent

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Computing postal scale and method with taring capability

Weighing scales – Computer – Electrical
Patent

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Computing scale and method

Weighing scales – Computer – Electrical
Patent

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Computing scale and method with taring capability

Weighing scales – Processes
Patent

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Counting scale and method

Weighing scales – Computer – Electrical
Patent

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Profile ID: LFUS-PAI-P-822932

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