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Expired
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Charles Blyth Filkin
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Individual
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Individual
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Publication of GB190802453ApublicationCriticalpatent/GB190802453A/en
Footwear And Its Accessory, Manufacturing Method And Apparatuses
(AREA)
Abstract
2453. Filkin, C. B. Feb. 4. Calks.-Roughing-calks are formed of a piece of steel bent to the shape shown, and are sprung into or removed from narrow slots in the shoe by pressing the doubled shank with a pair of pincers. The wearing portion may be fluted for extra strength.