2126509

Information

• Patent Grant
• 2126509

• References
• Source

• Patent Number

  2,126,509

• Date Filed

  Not available

• Date Issued

  Tuesday, August 9, 1938
  86 years ago

• CPC

  • B21B19/14 - Rolling tubes by means of additional rollers arranged inside the tubes

• US Classifications

  • 072 - Metal deforming