Radiant energy
Photocells; circuits and apparatus
Optical or pre-photocell system
Inventor
active
Actuating device for the vizors of helmets or similar headgears
Helmet with tiltable visor
Method for ascertaining surge pressure ratio in compressors...
Sensing-measuring device for continuous determination of cavitat
Tiltable visor for helmets, in particular motorcyclists helmets
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Profile ID: LFUS-PAI-P-33018