Nova Patents
US1550084A

Paper-crinkling machine

Abstract

This record has no abstract on file.

Term

Term ended

Expired 18 August 1942, 84.1 years ago.

  1. Priority and filed
  2. Granted
  3. Expired
  4. Today

Every citation, both ways

Citations
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DE1093659BCited byGermanySearch report
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EP0347875A2Cited byEuropean Patent Office (EPO)Search report
US3352738ACited byUnited States of AmericaSearch report
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US3179024ACited byUnited States of AmericaSearch report