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 R K Romanowski I Sp Przed OilsfiledCriticalR K Romanowski I Sp Przed Oils
Priority to PL30314794ApriorityCriticalpatent/PL303147A1/en
Publication of PL303147A1publicationCriticalpatent/PL303147A1/en