1621978

Information

• Patent Grant
• 1621978

• References
• Source

• Patent Number

  1,621,978

• Date Filed

  Not available

• Date Issued

  Tuesday, March 22, 1927
  97 years ago

• CPC

  • F04B53/1042 - by means of a flexible connection
  • F04B3/00 - Machines or pumps with pistons coacting within one cylinder

• US Classifications

  • 417 - Pumps