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US1893924A
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Manufacture of shoe stiffener material
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US1915365A
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Shoe heater
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US1928290A
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Heater for shoe fillers
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US1929544A
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Rubber compound and method of making the same
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US1842706A
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Manufacture of rubber-fiber articles
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US1871271A
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Heater unit
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US1876055A
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Shoe heater
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US1876054A
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Shoe heater
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US1753705A
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Shoe heater
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US1870666A
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Counter heater
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US1850999A
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Molding mechanism
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US1835365A
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Rubber compound and process for making the same
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US1728181A
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Knife block
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US1733486A
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Method of softening shoe stiffeners
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US1774412A
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Semisoft box toe for shoes
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US1758256A
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Shoe heater
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US1666039A
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Adhesive-applying device
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US1746412A
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Shoe-stiffener-assembling press
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US1599598A
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Thermoplastic composition
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US1684052A
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Apparatus for assembling stiffeners in shoe uppers
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