Scientific American. 18 [JuLy 12, 1884. PNEUMATIC LOCK. IMPROVED THILL COUPLING. The Licht-Paus Process, In an invevtion recently patented by Mr. A. W. Fuller, Herr Nickel, of Chemnitz, has a licht-paus process; the The clip is formed with the cheek pieces, D, and with tions and are connected with… … outlet ports and end ports, connected as clearly out and disappear, leaving the drawing in sharp, FULLER’S PNEUMATIC LOCK. shown in the engraving. The operation of white lines upon a black ground. If this neg- the device is very simple. The door is closed, ative copy is to be often used, it is…
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