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Electric filament lamps

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament
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Electric incandescent lamp

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament
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Electric incandescent lamp

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament
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Electric incandescent lamp

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament
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Electric incandescent lamp

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament
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Electric incandescent lamp

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament
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Electric incandescent lamp and method of manufacture therefor

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament
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Electric incandescent lamp having a looped filament support memb

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament
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Electric incandescent lamp having an improved filament support

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament
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Electric incandescent lamp having discharge arc conductor and di

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament
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Electric incandescent lamp with support structure for a planar f

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament
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Electric lamp having a coiled incandescent filament and filament

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament
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Electric lamp having a push-in filament insert for filament moun

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament
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Electric lamp with bridge support member providing both compress

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament
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Electric lamp with reinforced filament structure

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament
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Electric lamp with stress relieving means

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament
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Electron discharge device

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament
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Electron tube having linear damper

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament
Reexamination Certificate

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Elongate tubular incandescent lamp with filament shorting bars

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament
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