Spectacles lens with variable refractive index
A Standard patent application filed on 22 June 1989 credited to Guilino, Gunther
;
Altheimer, Helmut
;
Pfeiffer, Herbert
Details
Application number :
37750
Application type :
Standard
Application status :
CEASED
Under opposition :
No
Proceeding type :
Invention title :
Spectacles lens with variable refractive index
Inventor :
Guilino, Gunther
;
Altheimer, Helmut
;
Pfeiffer, Herbert