1976642

Information

• Patent Grant
• 1976642

• References
• Source

• Patent Number

  1,976,642

• Date Filed

  Not available

• Date Issued

  Tuesday, October 9, 1934
  90 years ago

• CPC

  • F04B9/00 - Piston machines or pumps characterised by the driving or driven means to or from their working members
  • F04B1/1136 - the rotary cylinder being provided with only one piston, reciprocating within the cylinder

• US Classifications

  • 417 - Pumps