2390017

Information

• Patent Grant
• 2390017

• References
• Source

• Patent Number

  2,390,017

• Date Filed

  Not available

• Date Issued

  Tuesday, November 27, 1945
  80 years ago

• CPC

  • B60S3/006 - specially adapted for railway vehicles
  • B60S3/063 - the axis of rotation being approximately vertical

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning