2167971

Information

• Patent Grant
• 2167971

• References
• Source

• Patent Number

  2,167,971

• Date Filed

  Not available

• Date Issued

  Tuesday, August 1, 1939
  85 years ago

• CPC

  • B65H54/80 - Apparatus in which the depositing device or the receptacle is rotated
  • B29C47/34 - Conveyors for extruded material
  • B29C47/0021 - Flat flexible articles
  • B29C47/0023 - Hollow rigid articles having only one tubular passage
  • B65H2701/3913 - Extruded profiled strands

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus
  • 242 - Winding, tensioning, or guiding