3087043

Information

• Patent Grant
• 3087043

• References
• Source

• Patent Number

  3,087,043

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1963
  63 years ago

• CPC

  • B23H9/14 - Making holes
  • B21C25/10 - Making tools by operations not covered by a single other subclass
  • B23D37/00 - Broaching machines or broaching devices

• US Classifications

  • 219 - Electric heating