1708391

Information

• Patent Grant
• 1708391

• References
• Source

• Patent Number

  1,708,391

• Date Filed

  Not available

• Date Issued

  Tuesday, April 9, 1929
  96 years ago

• CPC

  • B21J9/18 - operated by making use of gearing mechanisms
  • B21K11/10 - axes picks

• US Classifications

  • 076 - Metal tools and implements, making
  • 470 - Threaded, headed fastener, or washer making: process and apparatus