2287320

Information

• Patent Grant
• 2287320

• References
• Source

• Patent Number

  2,287,320

• Date Filed

  Not available

• Date Issued

  Tuesday, June 23, 1942
  82 years ago

• CPC

  • B29C73/34 - for local heating
  • B29C73/32 - using an elastic element
  • B29C43/12 - using bags surrounding the moulding material or using membranes contacting the moulding material
  • B29C2035/0211 - resistance heating
  • B29K2105/24 - crosslinked or vulcanised
  • B29L2031/50 - Footwear
  • Y10S24/22 - Jaw structures, teeth
  • Y10S425/019 - Flexible fluid pressure
  • Y10T24/44974 - Threaded cylindrical rod and mating cavity

• US Classifications

  • 219 - Electric heating
  • 012 - Boot and shoe making
  • 024 - Buckles, buttons, clasps, etc.
  • 425 - Plastic article or earthenware shaping or treating: apparatus