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Signal for indicating location of floating person

Signals and indicators – Indicators – By location
Patent

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Signal indicator

Signals and indicators – Indicators – By location
Patent

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Signal staff for a person in the water

Signals and indicators – Indicators – By location
Patent

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Signal support assembly

Signals and indicators – Flags and flagstaffs
Reexamination Certificate

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Signaling device

Signals and indicators – Street traffic – Portable
Patent

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Signaling device

Signals and indicators – Code signaling – Heliographic
Patent

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Signaling device for a dock leveler system

Signals and indicators – Indicators – Rotary indicator with actuating means
Patent

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Signaling device for use with a container

Signals and indicators – Indicators – Rotary indicator with actuating means
Reexamination Certificate

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Signalling device

Signals and indicators – Indicators – By location
Patent

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Signalling device

Signals and indicators – Indicators – By location
Patent

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Signalling device for scuba divers

Signals and indicators – Indicators – Operator movable
Patent

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Signalling method and apparatus

Signals and indicators – Indicators – Operator movable
Reexamination Certificate

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Silhouette image flag with cut-outs and improved flag suspending

Signals and indicators – Flags and flagstaffs – Nonfouling
Patent

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Silver indicator methods and test kit

Signals and indicators – Indicators – Chemically activated type
Patent

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Simultaneous toasting device

Signals and indicators – Bells – Tube or rod type
Reexamination Certificate

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Single-housing multi-trumpet air horn

Signals and indicators – Horns – whistles and compressional wave generators – Diaphragm horns
Patent

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Siren

Signals and indicators – Sirens
Patent

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Siren

Signals and indicators – Sirens
Patent

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Siren for alarm and method of making the same

Signals and indicators – Sirens
Patent

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Skystreamer

Signals and indicators – Flags and flagstaffs
Reexamination Certificate

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