3727993

Information

• Patent Grant
• 3727993

• References
• Source

• Patent Number

  3,727,993

• Date Filed

  Not available

• Date Issued

  Tuesday, April 17, 1973
  51 years ago

• CPC

  • B60T8/4241 - pneumatically
  • B60T8/425 - using a vacuum

• US Classifications

  • 303 - Fluid-pressure and analogous brake systems
  • 188 - Brakes
  • 251 - Valves and valve actuation