MILDLY ACID SOLUTION FOR TREATING PHOTOGRAPHIC FILM AND PAPER BETWEEN ...
Class 006
Class 006
Metal Products
MILDLY ACID SOLUTION FOR TREATING PHOTOGRAPHIC FILM AND PAPER BETWEEN THE DEVELOPING AND FIXING BATHS, THE SAID ACID SOLUTION CONTAINING A COLOR INDICATOR WHICH SHOWS WHEN THE ACID OF THE SOLUTION IS EXHAUSTED
MILDLY ACID SOLUTION FOR TREATING PHOTOGRAPHIC FILM AND PAPER BETWEEN THE DEVELOPING AND FIXING BATHS, THE SAID ACID SOLUTION CONTAINING A COLOR INDICATOR WHICH SHOWS WHEN THE ACID OF THE SOLUTION IS EXHAUSTED
MILDLY ACID SOLUTION FOR TREATING PHOTOGRAPHIC FILM AND PAPER BETWEEN ...