|
US1538816A
|
|
Color photograph or film and method of producing same
|
|
US1457076A
|
|
Photometer
|
|
US1300616A
|
|
Colored photographic image and method of producing same.
|
|
US1188939A
|
|
Color photograph or film and method of producing same.
|
|
US1240344A
|
|
Photographic film.
|
|
US1186000A
|
|
Color photography.
|
|
US1170540A
|
|
Color photograph or film and method of producing same.
|
|
US1238775A
|
|
Color photography.
|
|
US1262954A
|
|
Motion-picture apparatus.
|
|
US1173429A
|
|
Color photography.
|
|
US1153229A
|
|
Photographic camera.
|
|
US1098445A
|
|
Photographic-plate holder.
|
|
US980962A
|
|
Producing colored photographic prints in graduated relief.
|
|
US980961A
|
|
Trichromatic photographic apparatus.
|
|
US960939A
|
|
Colored photographic print and making same.
|
|
US908865A
|
|
Self-playing musical instrument.
|
|
US914282A
|
|
Photometer.
|
|
US901906A
|
|
Self-playing piano.
|
|
US894654A
|
|
Color-meter.
|
|
US927244A
|
|
Film-pack for three-color photography.
|
