Boyd, Francis E.

Name Street Town State From To
Boyd, Francis E.   Boston Massachusetts 1868  


Patent Date Remarks
73,494 January 21, 1868 Improvement in Breech-Loading Fire-Arms, Foyd and Tyler patent
Patent drawing
Specification
RE3,245 December 29, 1868 Improvement in Breech-Loading Fire-Arms, Foyd and Tyler patent
Patent drawing
Specification
Specification 2nd page
88,540 April 6, 1869 Improvement in Breech-Loading Fire-Arms, Foyd and Tyler patent
Patent drawing
Specification
Specification 2nd page
99,528 February 8, 1870 Improvement in Metallic Cartridges
view patent


Contract for
   


Product