Roger A. Powell

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Adjustable inclination reading/writing board

Supports – Easel; book – copy or music score holder – With adjustable inclination
Patent

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Arming system for a warhead

Ammunition and explosives – Igniting devices and systems – Arming devices
Patent

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Assembly forming a cylindrical cage of spaced apart vanes

Rotary kinetic fluid motors or pumps – Working fluid passage or distributing means associated with... – Vane or deflector
Patent

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Elastically deformed reflectors

Patent

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Method and apparatus for efficiently accounting for the...

Data processing: generic control systems or specific application – Specific application – apparatus or process – Digital audio data processing system
Reexamination Certificate

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Profile ID: LFUS-PAI-P-482236

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