4. Geometrical instruments
  5. Gauge
  6. Screw thread

Harald Martin

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Arrangement for the testing of a thread

Geometrical instruments – Gauge – Screw thread
Patent

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Method and device for drying, separating, classifying and...

Classifying – separating – and assorting solids – Fluid suspension – Gaseous
Reexamination Certificate

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Method and device for removing recoverable waste products...

Gas: heating and illuminating – Processes – Manufacture from methane
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1829160

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