3133332

Information

• Patent Grant
• 3133332

• References
• Source

• Patent Number

  3,133,332

• Date Filed

  Not available

• Date Issued

  Tuesday, May 19, 1964
  60 years ago

• CPC

  • G03B23/06 - with rotary movement
  • Y10S353/01 - Slides stacked with surface to surface contact
  • Y10T24/44581 - Biased by distinct spring

• US Classifications

  • 206 - Special receptacle or package
  • 024 - Buckles, buttons, clasps, etc.
  • 040 - Card, picture, or sign exhibiting
  • 211 - Supports: racks
  • 294 - Handling: hand and hoist-line implements
  • 353 - Optics: image projectors