1903978

Information

• Patent Grant
• 1903978

• References
• Source

• Patent Number

  1,903,978

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1933
  91 years ago

• CPC

  • B60T11/103 - in combination with other control devices
  • Y10T477/869 - Vacuum actuated brake

• US Classifications

  • 477 - Interrelated power delivery controls, including engine control
  • 091 - Motors: expansible chamber type
  • 188 - Brakes
  • 303 - Fluid-pressure and analogous brake systems