3820445

Information

• Patent Grant
• 3820445

• References
• Source

• Patent Number

  3,820,445

• Date Filed

  Not available

• Date Issued

  Friday, June 28, 1974
  50 years ago

• CPC

  • F03C7/00 - Engines of flexible-wall type
  • F01B19/00 - Positive-displacement machines or engines of flexible-wall type

• US Classifications

  • 091 - Motors: expansible chamber type