3330547

Information

• Patent Grant
• 3330547

• References
• Source

• Patent Number

  3,330,547

• Date Filed

  Not available

• Date Issued

  Tuesday, July 11, 1967
  57 years ago

• CPC

  • B23K7/006 - for tubes
  • Y10T83/6564 - By pattern or templet
  • Y10T409/30168 - with means for operation without manual intervention

• US Classifications

  • 266 - Metallurgical apparatus
  • 083 - Cutting
  • 148 - Metal treatment
  • 409 - Gear cutting, milling, or planing