2987747

Information

• Patent Grant
• 2987747

• References
• Source

• Patent Number

  2,987,747

• Date Filed

  Not available

• Date Issued

  Tuesday, June 13, 1961
  62 years ago

• CPC

  • B60S1/10 - pneumatically driven
  • B60S1/0803 - Intermittent control circuits
  • Y10S15/15 - Moisture responsive

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning
  • 318 - Electricity: motive power systems