3267570

Information

• Patent Grant
• 3267570

• References
• Source

• Patent Number

  3,267,570

• Date Filed

  Not available

• Date Issued

  Tuesday, August 23, 1966
  58 years ago

• CPC

  • B23K9/0325 - helicoidal seams
  • B23K11/084 - of helicoïdal seams
  • Y10T29/49771 - Quantitative measuring or gauging
  • Y10T29/49773 - by radioactive tracing

• US Classifications

  • 228 - Metal fusion bonding
  • 029 - Metal working
  • 250 - Radiant energy
  • 378 - X-ray or gamma ray systems or devices