2771116

Information

• Patent Grant
• 2771116

• References
• Source

• Patent Number

  2,771,116

• Date Filed

  Not available

• Date Issued

  Tuesday, November 20, 1956
  68 years ago

• CPC

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

• US Classifications

  • 072 - Metal deforming