Buckles – buttons – clasps – etc.
Patent
1975-04-07
1977-01-11
Miller, Jr., George H.
Buckles, buttons, clasps, etc.
240 4135E, 240103R, F21L 700, F21Y 700
Patent
active
040028941
ABSTRACT:
An essentially rotationally symmetrical light distribution pattern in the horizontal plane is achieved using a lighting fixture having a reflector in the form of a truncated pyramid with a high pressure discharge lamp having a linear arc arranged so that the principal radiation directions from the lamp which are perpendicular to the longitudinal axis of the arc point toward opposite corners of the reflector.
REFERENCES:
patent: 1788910 (1931-01-01), Buttolph
patent: 2789245 (1957-04-01), Strong et al.
patent: 3059106 (1962-10-01), Moser
patent: 3433941 (1969-03-01), Hall
Miller Jr. George H.
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