2712793

Information

• Patent Grant
• 2712793

• References
• Source

• Patent Number

  2,712,793

• Date Filed

  Not available

• Date Issued

  Tuesday, July 12, 1955
  69 years ago

• CPC

  • F16J9/00 - Piston-rings
  • F04B43/0036 - the flexible member being formed as an O-ring

• US Classifications

  • 417 - Pumps
  • 092 - Expansible chamber devices