Absorption depletion indicators for anesthetic gas administratio

Acceleration indicator

Accelerator movement indicator

Accumulating whistling vent

Acoustic alarm device with sound attenuator

Acoustic device

Acoustic electropneumatic signal generator, particularly for aut

Acoustic indicator of vacuum level in containers

Acoustic signaling device for culinary-use vessels, in...

Acoustic warning device

Acoustical signal apparatus

Activating mechanism for flashlamp article

Activation indicator for a fire detector

Activation means for flashlamp article

Actuated warning flag for boating

Actuating drive for installation in a body of a motor vehicle

Actuation indicator for a dispensing device

Adaptable bookmark

Adjustable bookmark

Adjustable bookmark