3447811

Information

• Patent Grant
• 3447811

• References
• Source

• Patent Number

  3,447,811

• Date Filed

  Not available

• Date Issued

  Tuesday, June 3, 1969
  55 years ago

• CPC

  • F16J9/206 - One-piece oil-scraping rings
  • F16J9/069 - with a "C"-shaped cross section along the entire circumference
  • Y10T279/11 - Vacuum

• US Classifications

  • 277 - Seal for a joint or juncture
  • 279 - Chucks or sockets