645981

Information

• Patent Grant
• 645981

• References
• Source

• Patent Number

  645,981

• Date Filed

  Not available

• Date Issued

  Tuesday, March 27, 1900
  124 years ago

• CPC

  • B61D27/0027 - for freight cars; Isothermic wagons
  • Y10T137/4561 - Hinged seal bowl

• US Classifications

  • 137 - Fluid handling