1934547

Information

• Patent Grant
• 1934547

• References
• Source

• Patent Number

  1,934,547

• Date Filed

  Not available

• Date Issued

  Tuesday, November 7, 1933
  91 years ago

• CPC

  • B29D22/006 - Hot water bottles
  • B29C59/04 - using rollers or endless belts
  • B29K2021/00 - Use of unspecified rubbers as moulding material
  • Y10S383/901 - Hot water or ice bag
  • Y10T156/1039 - Surface deformation only of sandwich or lamina [e.g., embossed panels]
  • Y10T156/1048 - to form dished or receptacle-like product

• US Classifications

  • 383 - Flexible bags
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 425 - Plastic article or earthenware shaping or treating: apparatus