2167893

Information

• Patent Grant
• 2167893

• References
• Source

• Patent Number

  2,167,893

• Date Filed

  Not available

• Date Issued

  Tuesday, August 1, 1939
  85 years ago

• CPC

  • B42D19/00 - Movable-strip writing or reading apparatus
  • B42D19/005 - comprising reel to reel type winding and unwinding mechanisms

• US Classifications

  • 281 - Books, strips, and leaves
  • 206 - Special receptacle or package
  • D11 - Jewelry, symbolic insignia, and ornaments
  • D19 - Office supplies