Randomised mask for a diffusing screen
A Standard patent application filed on 14 June 1994 credited to Phillips, Nicholas John
;
Johnson, William Nevil Heaton
Details
Application number :
69740
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Randomised mask for a diffusing screen
Inventor :
Phillips, Nicholas John
;
Johnson, William Nevil Heaton