2240122

Information

• Patent Grant
• 2240122

• References
• Source

• Patent Number

  2,240,122

• Date Filed

  Not available

• Date Issued

  Tuesday, April 29, 1941
  84 years ago

• CPC

  • B43L3/005 - provided with a casing

• US Classifications

  • 281 - Books, strips, and leaves