4. Measuring, testing, or signalling instruments
  5. Security or signal instrument or casing
  6. Element or attachment

Whelen Engineering Co., Inc.

Corporate Assignee

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Air valve

Valves and valve actuation – Rotary valves – Ball valve
Patent

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Housing for a control for an electronic siren

Measuring – testing – or signalling instruments – Security or signal instrument or casing – Element or attachment
Patent

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Low-profile modular lightbar assembly

Illumination – Revolving
Patent

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Mounting foot assembly

Package and article carriers – Vehicle attached – Carrier associated with vehicle roof or trunk lid
Patent

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Siren with remote driver

Communications: electrical – Audible indication – Pneumatic-type sound producer
Patent

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Profile ID: LFUS-PAI-P-192925

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