LandOfFree - US Patents - Listing for Combustion,Illuminating flash device, e.g., photographic bulb, etc.,Fuel charge within sealed transparent casing, e.g., bulb

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Photoflash lamp including improved ignition means

Combustion – Illuminating flash device – e.g. – photographic bulb – etc. – Fuel charge within sealed transparent casing – e.g. – bulb

Patent

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Photoflash lamp unit utilizing radiation and voltage responsive

Combustion – Illuminating flash device – e.g. – photographic bulb – etc. – Fuel charge within sealed transparent casing – e.g. – bulb

Patent

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Photoflash lamp unit utilizing radiation and voltage responsive

Combustion – Illuminating flash device – e.g. – photographic bulb – etc. – Fuel charge within sealed transparent casing – e.g. – bulb

Patent

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Photoflash lamp with improved primer

Combustion – Illuminating flash device – e.g. – photographic bulb – etc. – Fuel charge within sealed transparent casing – e.g. – bulb

Patent

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Photoflash lamp with knurled foil strip

Combustion – Illuminating flash device – e.g. – photographic bulb – etc. – Fuel charge within sealed transparent casing – e.g. – bulb

Patent

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Photoflash lamp with loose powder composition and method of maki

Combustion – Illuminating flash device – e.g. – photographic bulb – etc. – Fuel charge within sealed transparent casing – e.g. – bulb

Patent

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Photoflash lamp with optical element undergoing heat generated c

Combustion – Illuminating flash device – e.g. – photographic bulb – etc. – Fuel charge within sealed transparent casing – e.g. – bulb

Patent

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Photoflash lamp, method of making same, and photoflash circuit

Combustion – Illuminating flash device – e.g. – photographic bulb – etc. – Fuel charge within sealed transparent casing – e.g. – bulb

Patent

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Photoflash switching array and fabrication utilizing silver-oxid

Combustion – Illuminating flash device – e.g. – photographic bulb – etc. – Fuel charge within sealed transparent casing – e.g. – bulb

Patent

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Photoflash unit having reflector with openings surrounded by tra

Combustion – Illuminating flash device – e.g. – photographic bulb – etc. – Fuel charge within sealed transparent casing – e.g. – bulb

Patent

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Photoflash unit with circuit pattern for redundant switching of

Combustion – Illuminating flash device – e.g. – photographic bulb – etc. – Fuel charge within sealed transparent casing – e.g. – bulb

Patent

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Photographic flash device using light-emitting pyrotechnic charg

Combustion – Illuminating flash device – e.g. – photographic bulb – etc. – Fuel charge within sealed transparent casing – e.g. – bulb

Patent

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Primer insulating base

Combustion – Illuminating flash device – e.g. – photographic bulb – etc. – Fuel charge within sealed transparent casing – e.g. – bulb

Patent

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Primer material and photoflash lamp

Combustion – Illuminating flash device – e.g. – photographic bulb – etc. – Fuel charge within sealed transparent casing – e.g. – bulb

Patent

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