Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ts Osrodek Badawczo RozwofiledCriticalTs Osrodek Badawczo Rozwo
Priority to PL27267688ApriorityCriticalpatent/PL272676A1/en
Publication of PL272676A1publicationCriticalpatent/PL272676A1/en
PL27267688A1988-05-251988-05-25Photoelectric device for testing quality of thin coatings on tapes made of materials transparent to light
PL272676A1
(en)