1970694

Information

• Patent Grant
• 1970694

• References
• Source

• Patent Number

  1,970,694

• Date Filed

  Not available

• Date Issued

  Tuesday, August 21, 1934
  90 years ago

• CPC

  • B21D7/03 - Apparatus with means to keep the profile in shape

• US Classifications

  • 072 - Metal deforming