1856760

Information

• Patent Grant
• 1856760

• References
• Source

• Patent Number

  1,856,760

• Date Filed

  Not available

• Date Issued

  Tuesday, May 3, 1932
  92 years ago

• CPC

  • B31F1/07 - Embossing , i.e. producing impressions formed by locally deep-drawing
  • B31F2201/0702 - by tools working discontinuously
  • B31F2201/0784 - Auxiliary operations

• US Classifications

  • 400 - Typewriting machines