2477032

Information

• Patent Grant
• 2477032

• References
• Source

• Patent Number

  2,477,032

• Date Filed

  Not available

• Date Issued

  Tuesday, July 26, 1949
  75 years ago

• CPC

  • A63J15/00 - Peep-shows

• US Classifications

  • 353 - Optics: image projectors