3602587

Information

• Patent Grant
• 3602587

• References
• Source

• Patent Number

  3,602,587

• Date Filed

  Not available

• Date Issued

  Tuesday, August 31, 1971
  54 years ago

• CPC

  • G03B23/044 - whereby the picture is returned to the same stock
  • G03B23/00 - Devices for changing pictures in viewing apparatus or projectors

• US Classifications

  • 353 - Optics: image projectors