LandOfFree - US Patents - Listing for Photography,Having variable focal length of camera objective

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Range finder

Photography – Having variable focal length of camera objective – Having focus operation

Reexamination Certificate

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Real image type of finder

Photography – Having variable focal length of camera objective – Having direct viewfinder

Patent

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Retractable lens barrel

Photography – Having variable focal length of camera objective – Lens moves in or out of light path

Reexamination Certificate

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Retractable lens barrel

Photography – Having variable focal length of camera objective – Lens moves in or out of light path

Reexamination Certificate

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Retractable lens barrel

Photography – Having variable focal length of camera objective – Lens moves in or out of light path

Reexamination Certificate

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Retractable lens system

Photography – Having variable focal length of camera objective – Lens moves in or out of light path

Reexamination Certificate

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Retractable lens system and method of retracting a...

Photography – Having variable focal length of camera objective – Lens moves in or out of light path

Reexamination Certificate

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Retractable lens system and method of retracting a...

Photography – Having variable focal length of camera objective – Lens moves in or out of light path

Reexamination Certificate

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Retractable photographing lens

Photography – Having variable focal length of camera objective – Lens moves in or out of light path

Reexamination Certificate

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Rotary feed mechanism for lens barrel of compact zoom camera

Photography – Having variable focal length of camera objective

Patent

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Rotation device and apparatus equipped with rotation device

Photography – Having variable focal length of camera objective – Power zoom

Patent

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