|
US1474051A
|
|
Means for facilitating sharpening of augers or bits
|
|
US1474050A
|
|
Method of producing augers
|
|
US1474049A
|
|
Auger or bit
|
|
CA186046A
|
|
Photographic film cartridge or pack
|
|
CA186045A
|
|
Photographic film
|
|
US1261748A
|
|
Photographic-film cartridge or pack.
|
|
US1350371A
|
|
Sheet-uniting device
|
|
US1261747A
|
|
Photographic film.
|
|
US1347109A
|
|
Film-cartridge
|
|
US1329785A
|
|
Roll-film
|
|
US1014970A
|
|
Photographic negative and method of producing the same.
|
|
CA75263A
|
|
Camera indicator
|
|
US647901A
|
|
Photographic roll-film.
|
|
CA69471A
|
|
Camera indicator
|
|
CA69611A
|
|
Apparatus for developing photographic films
|
|
CA67654A
|
|
Photographic film
|
|
US645370A
|
|
Registering mechanism for cameras.
|
|
US647900A
|
|
Apparatus for developing photographic roll-films.
|
|
CA55359A
|
|
Gate
|
