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Vibrating scraper for inking intaglio printing molds with dry powder

US 3,389,655 A · Inventors: RAINER LORENZ et al.

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Listed from its USPTO record in Patent Yard's full-term archive. Its claims, description and drawings are in the USPTO PDF and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Granted June 25, 1968. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by June 25, 1985.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledMarch 6, 1967
GrantedJune 25, 1968
Term endedJune 25, 1985
Application number—
Classification (CPC)G03G15/08 +2 more
Length4 pages

Timeline

Timeline From USPTO dates

196819701972197419761978198019821984Application filedMarch 6, 1967Patent grantedJune 25, 1968Term endedJune 25, 1985

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