1449947

Information

• Patent Grant
• 1449947

• References
• Source

• Patent Number

  1,449,947

• Date Filed

  Not available

• Date Issued

  Tuesday, March 27, 1923
  102 years ago

• CPC

  • F01L29/12 - Powered reverse gear

• US Classifications

  • 091 - Motors: expansible chamber type
  • 092 - Expansible chamber devices