3524035

Information

• Patent Grant
• 3524035

• References
• Source

• Patent Number

  3,524,035

• Date Filed

  Not available

• Date Issued

  Tuesday, August 11, 1970
  54 years ago

• CPC

  • B23K13/02 - Seam welding
  • B21C37/12 - Making tubes or metal hoses with helically arranged seams
  • B23K11/084 - of helicoïdal seams

• US Classifications

  • 219 - Electric heating