3628800

Information

• Patent Grant
• 3628800

• References
• Source

• Patent Number

  3,628,800

• Date Filed

  Not available

• Date Issued

  Tuesday, December 21, 1971
  53 years ago

• CPC

  • F16J9/069 - with a "C"-shaped cross section along the entire circumference
  • F16J9/066 - Spring expander from sheet metal

• US Classifications

  • 277 - Seal for a joint or juncture