1634492

Information

• Patent Grant
• 1634492

• References
• Source

• Patent Number

  1,634,492

• Date Filed

  Not available

• Date Issued

  Tuesday, July 5, 1927
  97 years ago

• CPC

  • B31C11/02 - for additionally shaping the articles
  • Y10S493/954 - Spool

• US Classifications

  • 242 - Winding, tensioning, or guiding
  • 138 - Pipes and tubular conduits
  • 451 - Abrading
  • 493 - Manufacturing container or tube from paper