1928439

Information

• Patent Grant
• 1928439

• References
• Source

• Patent Number

  1,928,439

• Date Filed

  Not available

• Date Issued

  Tuesday, September 26, 1933
  91 years ago

• CPC

  • B61L5/1809 - Daylight signals
  • B60J10/74 - for sliding window panes

• US Classifications

  • 049 - Movable or removable closures