U.S. Design Patent 354,071 (USD354071S)

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A patent diagram of Lexmark's typewriter from a front-left perspective

Applied 29th April 1993

Published 3rd January 1995

Expired 3rd January 2009

More informaion

Name	Typewriter
Inventors	Freddie M. Lawson, Peter J. Mendel, Steven A. Silverstein
Assignees	Lexmark
Description	An ornamental design depicting either an IBM Wheelwriter 1500 by Lexmark or Wheelwriter 3000 by Lexmark electronic typewriter with their Model M based keyboard assemblies.

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