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Double-enveloped halogen bulb provided with protuberances in the

Electric lamp and discharge devices – With temperature modifier – Double wall – jacket or casing for envelope
Patent

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Double-enveloped lamp having a shield surrounding a light-source

Electric lamp and discharge devices – With temperature modifier – Double wall – jacket or casing for envelope
Patent

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Dual arc tube discharge lamp having a lamp frame with coplanar s

Electric lamp and discharge devices – With temperature modifier – Double wall – jacket or casing for envelope
Patent

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Dual-color sensitometer

Electric lamp and discharge devices – With temperature modifier – For lead-in-seal or stem protection
Patent

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Dual-envelope high-pressure discharge lamp construction, and met

Electric lamp and discharge devices – With temperature modifier – Double wall – jacket or casing for envelope
Patent

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Duplex surge arrestors

Electric lamp and discharge devices – With temperature modifier – For lead-in-seal or stem protection
Patent

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Eccentric superconducting RF cavity separator structure

Electric lamp and discharge devices – With temperature modifier – For lead-in-seal or stem protection
Patent

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Electric arc discharge lamp

Electric lamp and discharge devices – With temperature modifier – Using liquids or fluid flow directing means
Patent

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Electric beam accelerator

Electric lamp and discharge devices – With temperature modifier – For lead-in-seal or stem protection
Patent

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Electric discharge lamp assembly

Electric lamp and discharge devices – With temperature modifier – Double wall – jacket or casing for envelope
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Electric gas discharge lamp including an outer envelope and supp

Electric lamp and discharge devices – With temperature modifier – Double wall – jacket or casing for envelope
Patent

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Electric lamp

Electric lamp and discharge devices – With temperature modifier – Double wall – jacket or casing for envelope
Reexamination Certificate

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Electric lamp having an envelope with an intermediate zirconium

Electric lamp and discharge devices – With temperature modifier – For lead-in-seal or stem protection
Patent

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Electric lamp having improved support straps for planar seals

Electric lamp and discharge devices – With temperature modifier – Double wall – jacket or casing for envelope
Patent

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Electric lamp having screens for reducing photo electron emissio

Electric lamp and discharge devices – With temperature modifier – Double wall – jacket or casing for envelope
Patent

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Electric lamp subject to high operating temperatures

Electric lamp and discharge devices – With temperature modifier – Using liquids or fluid flow directing means
Patent

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Electric lamp with containment sleeve having a helically coiled

Electric lamp and discharge devices – With temperature modifier – Double wall – jacket or casing for envelope
Patent

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Electric lamp with ellipsoidal shroud

Electric lamp and discharge devices – With temperature modifier – Double wall – jacket or casing for envelope
Patent

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Electric lamp with high outer-envelope to inner-envelope wall-th

Electric lamp and discharge devices – With temperature modifier – Double wall – jacket or casing for envelope
Patent

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Electric lamp with improved frame support and method of producin

Electric lamp and discharge devices – With temperature modifier – Double wall – jacket or casing for envelope
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