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.)
Einrichtung zum Erzeugen eines viereckigen, leuchtenden Feldes und Verwendung einer solchen Einrichtung bei einer Optikvorrichtung mit einer zu beleuchtenden Fläche vorbestimmten Form
Mortality from Cancer of the Skin in Relation to Mortality from Cancer of other Sites: An Analysis of Occupational Mortality Statistics of England and Wales
Notice of an instrument to be used in land surveying, for reducing the length of lines over undulating surfaces to the length of the base, or level line