4. Measuring, testing, or signalling instruments
  5. Measuring, regulating or indicating instrument, or casing
  6. Geometric

David B. Pieper

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Radius inspection hole cover

Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Geometric
Patent

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Stringer of decorative lights

Electrical connectors – With flaccid conductor and with additional connector spaced... – And with third connector spaced therealong
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Universal arm and mounting block for a current collector

Electricity: transmission to vehicles – Collectors – Trolley
Patent

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Profile ID: LFUS-PAI-P-1146269

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