1634780

Information

• Patent Grant
• 1634780

• References
• Source

• Patent Number

  1,634,780

• Date Filed

  Not available

• Date Issued

  Tuesday, July 5, 1927
  97 years ago

• CPC

  • B25D17/22 - using pressure fluid

• US Classifications

  • 091 - Motors: expansible chamber type
  • 092 - Expansible chamber devices
  • 173 - Tool driving or impacting