3200630

Information

• Patent Grant
• 3200630

• References
• Source

• Patent Number

  3,200,630

• Date Filed

  Not available

• Date Issued

  Tuesday, August 17, 1965
  59 years ago

• CPC

  • B21K23/00 - Making other articles
  • B21C23/20 - by backward extrusion
  • Y10S29/047 - Extruding with other step
  • Y10T29/49599 - Knob or knob shank making
  • Y10T292/82 - Knobs

• US Classifications

  • 072 - Metal deforming
  • 029 - Metal working
  • 292 - Closure fasteners