1841909

Information

• Patent Grant
• 1841909

• References
• Source

• Patent Number

  1,841,909

• Date Filed

  Not available

• Date Issued

  Tuesday, January 19, 1932
  93 years ago

• CPC

  • H01F41/0233 - Manufacturing of magnetic circuits made from sheets
  • H01F27/245 - made from sheets
  • Y10S83/917 - Notching
  • Y10T83/2172 - Stripper encircles moving tool
  • Y10T83/222 - With receptacle or support for cut product
  • Y10T83/7673 - Spaced edges
  • Y10T83/8727 - Plural tools selectively engageable with single drive
  • Y10T83/8831 - Plural distinct cutting edges on same support
  • Y10T83/8834 - Successively acting
  • Y10T83/9418 - Punching plus nonpunching tool
  • Y10T83/942 - Notching plus nonnotching tool
  • Y10T83/9425 - Tool pair
  • Y10T83/943 - Multiple punchings

• US Classifications

  • 083 - Cutting