1
Herbert D Freed: Flexible light rail. Lucifier Lighting Company, Gunn Lee & Miller, June 25, 1991: US05027262 (138 worldwide citation)

A light rail system for supporting light fixtures which is flexible so as to conform to curved and irregular surfaces. The light rail has two strips, fabricated from a single piece of conductive material, surrounded by upper and lower tracks of insulative material. A concave reflecting surface is in ...


2
Herbert D Freed, Dennis Leach: Flexible light rail. Gunn Lee & Jackson, October 17, 1989: US04874320 (121 worldwide citation)

A light rail system for supporting light fixtures which is flexible so as to conform to curved and irregular surfaces. The light rail has two strips, fabricated from a single piece of conductive material, surrounded by upper and lower tracks of thermoplastic material. Extensions from the strips form ...


3
Freed Herbert D, Leach Dennis E: Flexible light rail.. Emmanel, March 20, 1991: EP0417145-A1

A light rail system (10) for supporting light fixtures (22) which is flexible so as to conform to curved and irregular surfaces. The light rail has two strips (32, 34) fabricated from a single piece of conductive material, surrounded by upper and lower tracks of thermoplastic material (28, 30). Exte ...


4
Freed Herbert D, Leach Dennis E: Flexible light rail. Emmanel Corporation, CHAPMAN Daniel D, November 30, 1989: WO/1989/011740

A light rail system (10) for supporting light fixtures (22) which is flexible so as to conform to curved and irregular surfaces. The light rail has two strips (32, 34) fabricated from a single piece of conductive material, surrounded by upper and lower tracks of thermoplastic material (28, 30). Exte ...