Hand-carried auditory assistance apparatus
A Standard patent application filed on 04 October 1990 credited to Gelis, Christian Robert ; Matton, Jean-Francois

Details

Application number :

65237  

Application type :

Standard  

Application status :

LAPSED  

Under opposition :

No  

Proceeding type :

 

Invention title :

Hand-carried auditory assistance apparatus  

Inventor :

Gelis, Christian Robert ; Matton, Jean-Francois  

Agent name :

 

Address for service :

 

Filing date :

04 October 1990  

Associated companies :

 

Applicant name :

Concept Developpement S.A.R.L.  

Applicant address :

 

Old name :

 

Original Source :

Go