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Icon_funbox Did You Know...

...that when IBM conducted a market study of Chester Carlson's invention in 1959, the company concluded that it would take only 5000 units of his new product to saturate the market? IBM therefore declined to be part of the new product introduction. Too bad for IBM. Carlson's invention was the xerography process, and his new product was the beginning of the Xerox Corporation. It is estimated that every day, worldwide, 3,000,000,000 copies are made!!

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Class 105/234 - Screw


Subclass of Class 105 - Railway rolling stock
Definition: Coal-feeding tenders having screw or helical devices for
No. of patents: 1
Last issue date: 01/17/1984


NumberTitleIssue Date
4425763Coal-fired steam locomotive
A coal-fired steam locomotive powered by reciprocating steam engines. The locomotive is a two-unit drawbar-coupled locomotive. The units, which are designated as a power unit and a support unit, are arranged back-to-back, with each having a cab-in-front. ...
01/17/1984
 
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