Paul D. McDonald

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Circuit board with contact positions, as used for telecommunicat

Electricity: circuit makers and breakers – Multiple circuit control – Multiple switch
Patent

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Communications cabinet

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment
Design Patent

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Gate valve

Valves and valve actuation – Reciprocating valve – Gate
Patent

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Input/output device arrangements for terminals

Registers – Keyboards – Auxiliary
Patent

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Tools for wireless network planning

Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate

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Profile ID: LFUS-PAI-P-534605

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