514669

Information

• Patent Grant
• 514669

• References
• Source

• Patent Number

  514,669

• Date Filed

  Not available

• Date Issued

  Tuesday, February 13, 1894
  130 years ago

• CPC

  • F24J2/12 - parabolic
  • F24J2/542 - with vertical primary axis
  • F24J2/5233 - Profile arrangements
  • F24J2002/1085 - Reflectors formed by assemblies of adjacent similar reflective facets
  • F24J2002/5472 - for deriving one movement from another one
  • Y02E10/47 - Mountings or tracking

• US Classifications

  • 359 - Optical: systems and elements
  • 126 - Stoves and furnaces