DescriptionMotion picture and method of producing the same 1917 US patent.png
English: Illustration from U.S. Patent 1,240,774 "Motion-picture and method of producing the same." Filed July 19, 1916, publication date September 18, 1917 by C.F. Pidgin (Charles Felton Pidgin) See http://www.google.com/patents/US1240774
Source
US Patent Office
Author
Charles Felton Pidgin
Licensing
Public domainPublic domainfalsefalse
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{{Information |Description ={{en|1=Illustration from U.S. Patent 1,240,774 "Motion-picture and method of producing the same." Filed July 19, 1916, publication date September 18, 1917 by C.F. Pidgin (Charles Felton Pidgin) See http://www.google.com...
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