G10K 11/28 using reflection, e.g. parabolic reflectors
Introduced: January 1980
Full Title
Full titles differ between systems:
Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general > Methods or devices for transmitting, conducting or directing sound > Sound-focusing or directing, e.g. scanning > using reflection, e.g. parabolic reflectors
Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general > Methods or devices for transmitting, conducting or directing sound (G10K11/02, G10K11/36 take precedence) > Sound-focusing or directing, e.g. scanning > using reflection, e.g. parabolic reflectors
No child classifications to compare. This is a leaf node in both IPC and CPC.