SCIENTIFIC AND TECHNICAL CONSULTING IN THE USE OF ACOUSTIC APPARATUS FOR THE HARD OF HEARING

'acoust':9 'apparatus':10 'consult':4 'hard':13 'hear':15 'scientif':1 'technic':3 'use':7

TRANSMITTERS AND RECEIVERS AND THEIR PARTS, PARTICULARLY FOR HEARING AIDS FOR THE HARD OF HEARING

'aid':10 'hard':13 'hear':9,15 'part':6 'particular':7 'receiv':3 'transmitt':1

ACOUSTIC APPARATUS AND PARTS THEREFORE FOR THE HARD OF HEARING, NAMELY, HEARING AIDS AND PARTS THEREOF FOR THE HEARING IMPAIRED

'acoust':1 'aid':13 'apparatus':2 'hard':8 'hear':10,12,19 'impair':20 'name':11 'part':4,15 'therefor':5 'thereof':16

ARGOSY

Owners