The Kleinschmidt keyboard perforator is a telegraph instrument invented by Edward Kleinschmidt which prepares punched tape for telegraph transmission....
2 KB (275 words) - 00:50, 29 February 2024
Teletype Corporation with a photograph showing the keyboard of its Kleinschmidt keyboard perforator WPE-3 using the Wheatstone system. The symbol was called...
22 KB (2,127 words) - 23:18, 27 June 2025
Teletype Corporation (redirect from Morkrum-Kleinschmidt)
operate from an airplane. Morkrum Model GPE Perforator – The Morkrum Company Model GPE "Green Code" Perforator was designed about 1913 and a US Patent was...
33 KB (4,239 words) - 01:09, 31 January 2025
Wheatstone system (redirect from Wheatstone perforator)
The manual perforator was subsequently replaced by keyboard perforators like the Gell keyboard perforator or Kleinschmidt keyboard perforator. Each of the...
11 KB (1,397 words) - 05:33, 22 June 2024
Hill Kleinschmidt Inc, an American e-commerce company Morkrum-Kleinschmidt, a former name of the Teletype Corporation Kleinschmidt keyboard perforator, invented...
2 KB (216 words) - 11:00, 21 May 2025
Teleprinter (section Kleinschmidt Labs)
created his first keyboard perforator, which used compressed air to punch the holes. He also created a reperforator (receiving perforator) and a printer...
54 KB (6,709 words) - 13:39, 12 April 2025
keyboard transmitter, in 1895 (Patent No. 964,372; filed February 7, 1895; issued January 11, 1910) and later a Morse keyboard perforator. Keyboard perforators...
7 KB (641 words) - 07:47, 25 December 2024
for delivery. The "sent" business was punched on a Gell or Kleinschmidt keyboard perforator and despatched through a transmitter to the distant station...
9 KB (1,339 words) - 10:33, 5 February 2025