634149

Information

• Patent Grant
• 634149

• References
• Source

• Patent Number

  634,149

• Date Filed

  Not available

• Date Issued

  Tuesday, October 3, 1899
  125 years ago

• CPC

  • B43L1/08 - flexible

• US Classifications

  • 434 - Education and demonstration
  • 040 - Card, picture, or sign exhibiting