3855860

Information

• Patent Grant
• 3855860

• References
• Source

• Patent Number

  3,855,860

• Date Filed

  Not available

• Date Issued

  Tuesday, December 24, 1974
  50 years ago

• CPC

  • G01F3/04 - having rigid movable walls

• US Classifications

  • 073 - Measuring and testing
  • 091 - Motors: expansible chamber type