Source: www.uspto.gov
E. Behel
M. N. Castleman [H H Palmer Co] – 1889 Patent No. 417 663
Source: www.uspto.gov
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Clark, John L. – Patent, 1905, Flue Stopper
Source: www.uspto.gov
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Clark, John L. – Patent, 1903, Toaster
Source: www.uspto.gov
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Clark, John L. – Patent, 1900, Flue Stopper
Source: www.uspto.gov
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John Barnes – 1895, Sawing Machine
Source: U S patent and Trademark Annual
