Decision of Hon. Philip F. Thomas, commissioner of patents, on the application of Samuel F.B. Morse, for an extension of his patent for a new and useful improvement in electro-magnetic telegraphs : patented April 11, 1846 : patent extended for seven years from the 11th day of April, 1860
Decision of Hon. Philip F. Thomas, commissioner of patents, on the application of Samuel F.B. Morse, for an extension of his patent for a new and useful improvement in electro-magnetic telegraphs : patented April 11, 1846 : patent extended for seven years from the 11th day of April, 18601860
Details
- First published
- 1860
- OL Work ID
- OL2843804W
Subjects
Patent extensionsPatentsTelegraphTrials, litigationTrials, litigation, etc