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2193934
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Patent number 2,193,934
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Issue date Mar 19, 1940
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A21 - BAKING EDIBLE DOUGHS
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1535204
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Patent number 1,535,204
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Issue date Apr 28, 1925
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A21 - BAKING EDIBLE DOUGHS
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1535205
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Patent number 1,535,205
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Issue date Apr 28, 1925
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A21 - BAKING EDIBLE DOUGHS
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1468775
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Patent number 1,468,775
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Issue date Sep 25, 1923
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A21 - BAKING EDIBLE DOUGHS