3559816

Information

• Patent Grant
• 3559816

• References
• Source

• Patent Number

  3,559,816

• Date Filed

  Not available

• Date Issued

  Tuesday, February 2, 1971
  54 years ago

• CPC

  • F21V33/00 - Structural combinations of lighting devices with other articles, not otherwise provided for
  • B66C13/00 - Other constructional features or details
  • B66C13/46 - Position indicators for suspended loads or for crane elements
  • B66C2700/017 - Installations characterised by their destination or by the load-engaging element for as far as the trolley is essential

• US Classifications

  • 212 - Traversing hoists
  • 353 - Optics: image projectors
  • 362 - Illumination