3416340

Information

• Patent Grant
• 3416340

• References
• Source

• Patent Number

  3,416,340

• Date Filed

  Not available

• Date Issued

  Tuesday, December 17, 1968
  56 years ago

• CPC

  • B21D1/02 - by rollers
  • Y10S72/701 - Preventing distortion

• US Classifications

  • 072 - Metal deforming