1446547

Information

• Patent Grant
• 1446547

• References
• Source

• Patent Number

  1,446,547

• Date Filed

  Not available

• Date Issued

  Tuesday, February 27, 1923
  101 years ago

• CPC

  • B25D9/22 - involving a rotary-type slide valve
  • Y10T137/86646 - Plug type
  • Y10T137/86654 - For plural lines
  • Y10T137/86839 - Four port reversing valves

• US Classifications

  • 137 - Fluid handling
  • 091 - Motors: expansible chamber type
  • 173 - Tool driving or impacting