1867400

Information

• Patent Grant
• 1867400

• References
• Source

• Patent Number

  1,867,400

• Date Filed

  Not available

• Date Issued

  Tuesday, July 12, 1932
  92 years ago

• CPC

  • B43L17/06 - for reeled blotting-paper

• US Classifications

  • 034 - Drying and gas or vapor contact with solids