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US4264948A
(en)
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Beacon lamp which emits a conical beam
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AT500056B8
(de)
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Optikelement für verkehrszeichen, anzeigetafeln oder dgl.
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MX167833B
(es)
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Dispositivo de alumbrado, sobre todo proyector escnico regulable simultaneamente segun todos sus parmetros
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US3522424A
(en)
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Searchlight apparatus
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SE7903436L
(sv)
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Anordning for ljussignalering
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GB778438A
(en)
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|
Improvements in and relating to electric torches and like lamps
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|
US2072849A
(en)
|
|
Searchlight with ellipsoid mirror
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SE174888C1
(enrdf_load_html_response)
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GB1289776A
(enrdf_load_html_response)
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US2929295A
(en)
|
|
Night visibility meter
|
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NO340886B1
(no)
|
|
Sektorfyrlykt
|
|
US4521085A
(en)
|
|
Conical middle component microscopic lenses
|
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GB2040490A
(en)
|
|
Prism for Use With a Light Guide
|
|
IE48024B1
(en)
|
|
A beacon lamp which emits a conical beam
|
|
US1723535A
(en)
|
|
Headlight
|
|
SU6898A1
(ru)
|
|
Ма к дл воздушных сообщений
|
|
US7816843B2
(en)
|
|
Light signaling device
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|
GB2004047A
(en)
|
|
Lamp having two reflector portions producing merged beams of different intensities
|
|
GB825638A
(en)
|
|
Improvements relating to lighting apparatus
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|
ES2063937T3
(es)
|
|
Luces de señalizacion de vehiculos automoviles.
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|
GB649063A
(en)
|
|
Improvements relating to light units for use in light signals or indicators
|
|
GB698128A
(en)
|
|
Improvements in or relating to lighting fittings
|
|
US2593901A
(en)
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Signal light
|
|
GB320019A
(en)
|
|
Improvements in or relating to light condensers and projectors
|
|
US2273748A
(en)
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Airplane light
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