Activation means for flashlamp article

Air horn with light signal

Air horn with light signal

Anti-burglary sound emitting device

Antitheft device

Bell lock (II)

Burglar alarm

Burglar alarm system incorporating pneumatically operated compon

Collapsible crane backhitch and overload signal system

Device for indicating airtightness

Earthquake alarm

Fire detection port

Flashlamp assembly for providing highly intense audible and visu

Indicating control structure

Indicator instrument assemblies

Marine horn installation

Pennant/flag construction

Personal security device

Protective enclosure and position warning device for outdrive en

Thermally responsive acoustic fire alarm assembly