2740453

Information

• Patent Grant
• 2740453

• References
• Source

• Patent Number

  2,740,453

• Date Filed

  Not available

• Date Issued

  Tuesday, April 3, 1956
  68 years ago

• CPC

  • B21D7/0225 - using pulling members
  • B21D7/022 - over a stationary forming member only

• US Classifications

  • 072 - Metal deforming