1979904

Information

• Patent Grant
• 1979904

• References
• Source

• Patent Number

  1,979,904

• Date Filed

  Not available

• Date Issued

  Tuesday, November 6, 1934
  90 years ago

• CPC

  • B61C15/02 - by auxiliary driving wheels by temporary coupling or use of fly wheels or booster engines
  • Y10T74/138 - Radial meshing

• US Classifications

  • 074 - Machine element or mechanism