ELECTRIC LIGHT OF RESCUE FACILITY
rescue facilities. SUBSTANCE: rescue facility has electric lamp with filament and safety cap. Reflectors mounted between lamp and cap on the way of light flux running to lower hemisphere convey portions of light flux incident on them to insufficiently illuminated parts of light sectors of upper hemi...
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Main Authors | , |
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Format | Patent |
Language | English Russian |
Published |
27.06.2002
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Edition | 7 |
Subjects | |
Online Access | Get full text |
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