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GB1153183A
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Improvements relating to Trunking
|
|
GB1157371A
|
|
Improvements relating to Electric Light Fittings
|
|
GB971967A
|
|
Improvements relating to fluorescent lighting fittings
|
|
GB891151A
|
|
Improvements relating to electric lamp holders for fluorescent lamps
|
|
GB889361A
|
|
Improvements in or relating to lamp holders
|
|
GB774198A
|
|
Improvements relating to fluorescent electric lighting installations
|
|
GB760405A
|
|
Improvements relating to electric lighting installations
|
|
GB760402A
|
|
Improvements relating to fluorescent lighting installations
|
|
GB748148A
|
|
Improvements relating to electric lamp holders for use with fluorescent lamps
|
|
GB740383A
|
|
Improvements relating to fluorescent electric lighting installations
|
|
GB700987A
|
|
Improvements in and relating to fluorescent electric lighting installations
|
|
GB665405A
|
|
Improvements in contractable bands for securing glass and other closures to the mouths of reflectors and kindred articles
|
|
GB662300A
|
|
Improvements in beaded electrical cables
|
|
GB597622A
|
|
Improvements in electric incandescent lamp fittings for suspended reflectors
|
|
GB607051A
|
|
Improvements in fittings for tubular electric discharge lamps
|
|
GB585283A
|
|
Improvements in fluorescent electric lighting fittings
|
|
GB585198A
|
|
Improvements in end brackets for supporting two-pin tubular electric lamps
|
|
GB583622A
|
|
Improvements in hinge-joints of bracket arms of electric lighting fittings
|
|
GB573781A
|
|
Improvements in fluorescent electric lighting fittings
|
|
GB575817A
|
|
Improvements in fittings of fluorescent electric lamps
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