1049012

Information

• Patent Grant
• 1049012

• References
• Source

• Patent Number

  1,049,012

• Date Filed

  Not available

• Date Issued

  Tuesday, December 31, 1912
  112 years ago

• CPC

  • B08B9/057 - the cleaning devices being entrained discrete elements
  • Y10T137/2678 - Four port reversing valve
  • Y10T137/4252 - Reverse fluid flow
  • Y10T137/4336 - Cleaning member reciprocates in passage

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning
  • 137 - Fluid handling