2456304

Information

• Patent Grant
• 2456304

• References
• Source

• Patent Number

  2,456,304

• Date Filed

  Not available

• Date Issued

  Tuesday, December 14, 1948
  76 years ago

• CPC

  • H01B13/206 - by forming a helical web
  • B29C45/14565 - at spaced locations
  • B29C47/02 - incorporating preformed parts or layers
  • B29C47/24 - with die parts rotatable relative to each other
  • B29C47/0023 - Hollow rigid articles having only one tubular passage
  • B29C47/003 - Articles having cross-sectional irregularities
  • B29C47/0033 - Articles having longitudinal irregularities
  • Y10S425/034 - Morin

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 425 - Plastic article or earthenware shaping or treating: apparatus