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Patents (16x20)

Patents (16x20)
The electric lamp was originally patented on January 27, 1880. After a 40 hour "life" test of this lamp using a carbonized cotton thread filament, Edison proclaimed success at his Menlo Park, New Jersey Laboratory on October 21, 1877.
Each 16x20 copy is $4.95 and are available at the Edison & Ford winter Estates 2350 McGregor Blvd, Fort Myers FL 33901. (239) 334 7419. Open from 9 am to 5:30 pm daily.
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Patents
Our price: $6.95
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