4. Cutlery

Howard D. Irwin

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Drag force knotmeter

Measuring and testing – Navigation – Ship's log
Patent

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Measuring devices for watercraft

Measuring and testing – Navigation – Ship's log
Patent

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Railway car truck bolster

Railway rolling stock – Trucks – Bolster
Patent

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Railway car truck side frame

Railway rolling stock – Trucks – Bogie
Patent

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Resilient center bearing assembly

Cutlery
Patent

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Profile ID: LFUS-PAI-P-845

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