Journal of the Franklin Institute, Volume 252Pergamon Press, 1951 Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-1859. cf. Index to v. 1-120 of the Journal, p. [415] |
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Page 11
... luminaire but also on the positioning of the fixtures and on the shape of the room . We have customarily assumed that the spac- ing of the luminaires is equal to the mounting height , that the mounting height is of the ceiling height ...
... luminaire but also on the positioning of the fixtures and on the shape of the room . We have customarily assumed that the spac- ing of the luminaires is equal to the mounting height , that the mounting height is of the ceiling height ...
Page 12
... luminaires , F20 F1 F2 F3 = = = = Fdir = = total pharos to principal surface ( including interflections ) , pharos from luminaires directly to walls ( no interflections ) , pharos from luminaires directly to ceiling , pharos from luminaires ...
... luminaires , F20 F1 F2 F3 = = = = Fdir = = total pharos to principal surface ( including interflections ) , pharos from luminaires directly to walls ( no interflections ) , pharos from luminaires directly to ceiling , pharos from luminaires ...
Page 15
... luminaires , which increases the relative pharos to the walls , with consequent reduction in a3 . Similar discontinuities occur at the transi- tion from 4 to 9 luminaires , 9 to 16 , etc. For this reason , it seemed advisable to modify ...
... luminaires , which increases the relative pharos to the walls , with consequent reduction in a3 . Similar discontinuities occur at the transi- tion from 4 to 9 luminaires , 9 to 16 , etc. For this reason , it seemed advisable to modify ...
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