1979767

Information

• Patent Grant
• 1979767

• References
• Source

• Patent Number

  1,979,767

• Date Filed

  Not available

• Date Issued

  Tuesday, November 6, 1934
  90 years ago

• CPC

  • F02B77/04 - Cleaning of, preventing corrosion or erosion in, or preventing unwanted deposits in, combustion engines
  • B25B27/12 - mounting or demounting piston rings
  • Y10T29/53609 - with ring encirclement

• US Classifications

  • 007 - Compound tools
  • 015 - Brushing, scrubbing, and general cleaning
  • 029 - Metal working