Legal status (The legal status 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 status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 IndividualfiledCriticalIndividual
Priority to ES1971167304UpriorityCriticalpatent/ES167304Y/en
Publication of ES167304UpublicationCriticalpatent/ES167304U/en
Application grantedgrantedCritical
Publication of ES167304YpublicationCriticalpatent/ES167304Y/en
Polarizing device for microscopes, of special application to gemology, characterized in that it is constituted by two light-polarizing elements coupled so as to be able to turn solidly, so that the object to be observed is included between said polarizing elements and in the path of the polarized light beam and analyzed observable through the microscope. (Machine-translation by Google Translate, not legally binding)
ES1971167304U1971-03-271971-03-27
POLARIZING DEVICE FOR MICROSCOPES.
ExpiredES167304Y
(en)
A method of manufacturing adaptable sheets for their treatment with a nematic dicroic material to make them polarized from the light. (Machine-translation by Google Translate, not legally binding)
An optical apparatus for the recognition and study of parts of translucent and transparent materials (Machine-translation by Google Translate, not legally binding)
A procedure for filtering a liquid containing very small amounts of dissolved impurities. (Machine-translation by Google Translate, not legally binding)