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GB677905A
|
|
Improved apparatus for use in manipulating or inspecting cinematograph films
|
|
GB645909A
|
|
Improvements in photographic enlargers
|
|
GB631419A
|
|
Improvements in apparatus for making photographic enlargements
|
|
GB505385A
|
|
Improvements in chains
|
|
GB472701A
|
|
Improvements in shade carriers for lamps
|
|
GB445038A
|
|
Improved method of, and means for, the manufacture of chain
|
|
GB419623A
|
|
Improvements in or relating to mirror drums for television apparatus
|
|
GB422964A
|
|
Improvements in or relating to electric switches particularly for wireless or telephony
|
|
GB391318A
|
|
Improvements in operating and indicating mechanism for variable electric condensers and other instruments for wireless and similar purposes
|
|
GB363780A
|
|
Improvements in savings boxes
|
|
GB343784A
|
|
Improvements in operating means for electric condensers or other instruments
|
|
GB340537A
|
|
A new or improved adjusting device for electric condensers
|
|
GB326800A
|
|
Improvements in mechanism for rotating the spindles of electric condensers or other instruments
|
|
GB323108A
|
|
Improvements in mechanism for rotating the spindles of electric condensers or other instruments
|
|
GB295484A
|
|
Improvements in electric switches
|
|
GB274998A
|
|
Improvements in operating mechanism for electric condensers and other instruments
|
|
GB260708A
|
|
Improvements in cord pulleys for window blind rollers
|
|
GB258360A
|
|
Improvements in operating mechanism for electric condensers or other instruments
|
|
GB238162A
|
|
Improvements in electric condensers
|
|
GB245913A
|
|
A new or improved device for supporting electric light or like shades
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