1668822

Information

• Patent Grant
• 1668822

• References
• Source

• Patent Number

  1,668,822

• Date Filed

  Not available

• Date Issued

  Tuesday, May 8, 1928
  97 years ago

• CPC

  • F16J9/064 - Rings with a flat annular side rail
  • F16J9/203 - Oil-scraping rings

• US Classifications

  • 277 - Seal for a joint or juncture