1897025

Information

• Patent Grant
• 1897025

• References
• Source

• Patent Number

  1,897,025

• Date Filed

  Not available

• Date Issued

  Tuesday, February 7, 1933
  92 years ago

• CPC

  • B29D22/006 - Hot water bottles

• US Classifications

  • 383 - Flexible bags
  • 156 - Adhesive bonding and miscellaneous chemical manufacture