1433576

Information

• Patent Grant
• 1433576

• References
• Source

• Patent Number

  1,433,576

• Date Filed

  Not available

• Date Issued

  Tuesday, October 31, 1922
  103 years ago

• CPC

  • G03D15/025 - Glazing

• US Classifications

  • 396 - Photography
  • 492 - Roll or roller