2397220

Information

• Patent Grant
• 2397220

• References
• Source

• Patent Number

  2,397,220

• Date Filed

  Not available

• Date Issued

  Tuesday, March 26, 1946
  79 years ago

• CPC

  • F16J9/065 - Spring expander with massive cross-section
  • F16J9/145 - of spring expanders
  • F16J9/203 - Oil-scraping rings

• US Classifications

  • 277 - Seal for a joint or juncture