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Patent Analysis:  Thomas Edison
Patent Analysis: Thomas Edison's Lightbulb

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Patent Analysis: Alexander Graham Bell
Patent Analysis: Alexander Graham Bell's Telephone

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Patent Analysis: Duryea
Patent Analysis: Duryea's Road Vehicle

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Patent Analysis: J.W. Davis and Levi Strauss
Patent Analysis: J.W. Davis and Levi Strauss's Fastening Pocket Openings

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Patent Analysis: Joseph Glidden
Patent Analysis: Joseph Glidden's Barbed Wire

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Patent Analysis: Lizzie Magie
Patent Analysis: Lizzie Magie's Board Game

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Patent Analysis: Marjorie S. Joyner’s Permanent Wave Machine
Patent Analysis: Marjorie S. Joyner’s Permanent Wave Machine

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Patent Analysis: Thomas Edison
Patent Analysis: Thomas Edison's Kinetoscope

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Patent Analysis: Willis H. Carrier
Patent Analysis: Willis H. Carrier's Apparatus for Treating Air

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Patent Analysis: Wright Brothers
Patent Analysis: Wright Brothers' Flying Machine

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