Nova Patents
US2198232A

Process of manufacturing a waterlaid felt

Abstract

This record has no abstract on file.

Term

Term ended

Expired 23 April 1957, 69.4 years ago.

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

Every citation, both ways

Citations
DocumentRelationOfficeCited during
EP0177425A1Cited byEuropean Patent Office (EPO)Search report
US3102838ACited byUnited States of AmericaSearch report
US3019155ACited byUnited States of AmericaSearch report
US3097653ACited byUnited States of AmericaSearch report
US2574849ACited byUnited States of AmericaSearch report
FR2571388A1Cited byFranceSearch report
EP0177425A1Cited byEuropean Patent Office (EPO)Search report