4. Beds
  5. Bedsteads
  6. Element or detail

John J. Byrnz

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Apparatus for measuring the swing weight of sporting implements

Measuring and testing – Center of gravity; turning moment; metacentric height
Patent

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Combination sun screen and pillow

Beds – Bedsteads – Element or detail
Patent

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Oil filter apparatus

Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Fluid pressure responsive
Patent

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Portable blind

Fishing – trapping – and vermin destroying – Miscellaneous
Patent

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Profile ID: LFUS-PAI-P-543819

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