Matches 251 - 271 out of 271 < 1 2 3 4 5 6
Match Document Document Title
3331963 Apparatus for optically detecting flaws in sheet material  
3330178 Apparatus for checking the pitch of spaced visible effects in the course of being formed in a travelling strip or web  
3317738 Photoelectric scanning arrangement using light conducting rod with fluorescent portion  
3280692 Apparatus for measuring the defective surface area of an object  
3257563 Photosensitive variable aperture scanning device  
3199401 Method and apparatus for optically detecting elongated defects in glass  
3135867 Apparatus for inspecting a moving web  
3051841 Printing and photography  
3041461 Photo electric inspecting apparatus  
3030853 Method and apparatus for counting imperfections of strand material  
3026415 Flaw detector for continuous web  
2961547 Scanning trace converter  
2939963 Photoelectric inspection apparatus  
2919624 Apparatus for inspecting material  
2864277 Web card stock inspection apparatus  
2859603 Stop motion device for fabric producing machines  
2803755 Automatic inspection gage  
3821557 Title is not available  
3556664 Title is not available  
3676009 Title is not available  
3820900 Title is not available  
Matches 251 - 271 out of 271 < 1 2 3 4 5 6