![](http://www.alamy.com/thumbs/6/9A0C2757-E659-42D8-BD5A-29D2C7110BD6/2CRW6C8.jpg)
. Collection of United States patents granted to Thomas A. Edison, 1869-1884 . 126,534 United States Patent Office. THOMAS A. EDISON, OF NEWARK, NEW JERSEY, ASSIGNOR TO GOLD ANDSTOCK TELEGRAPH COMPANY, OF NEW YORK CITY. IMPROVEMENT IN PR IN TING-TELEGRAPHS. Specification forming part of Letters Patent Ko. 126,534, dated May 7, 1872. To all whom it may concern: Be it known that I, Thomas A. Edison, ofNewark, in the county of Essex and State ofNew Jersey, have invented an Improvement inPrinting-Telegraphs j and the following is de-clared to be a correct description of the same. This telegraph is
. Collection of United States patents granted to Thomas A. Edison, 1869-1884 . 126,534 United States Patent Office. THOMAS A. EDISON, OF NEWARK, NEW JERSEY, ASSIGNOR TO GOLD ANDSTOCK TELEGRAPH COMPANY, OF NEW YORK CITY. IMPROVEMENT IN PR IN TING-TELEGRAPHS. Specification forming part of Letters Patent Ko. 126,534, dated May 7, 1872. To all whom it may concern: Be it known that I, Thomas A. Edison, ofNewark, in the county of Essex and State ofNew Jersey, have invented an Improvement inPrinting-Telegraphs j and the following is de-clared to be a correct description of the same. This telegraph is made for printing from oneof two type-wheels. The type-wheels are con-tiguous, and revolved by separate ratchetsand pawls, or step-by-step motions, and a mag-net is employed to operate a bolt that connectsone of the step-by-step movements with thelever and armature of an electro-magnet, anda latch holds the parts thus connected. Thislatch is- lifted every rotation of the locked let-ter type-wheel, hence is unlocked, and a springcauses the bolt to connect the armature-lever
Size: 1730px × 1444px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., boo, bookcentury1800, booksubjectinventions, booksubjecttelephone