M090615a
Wireframe globe with "ATLASquot;, "CHINA" and "CZECHOSLOVAKIA".
The first mark shown here is probably the oldest. This is followed by the mark with the implied US patent application, and the newest mark is the version with "US PATENTED". The addition "DEUTSCH M.SCH.E." stood for "Deutscher Musterschutz-Eintrag", literally "German registration entry".
M090615a
Wireframe globe with "ATLASquot;, "CHINA" and "CZECHOSLOVAKIA".
M090615b
Same mark with additional "PATENT APPLIED FOR U.S.|CZECH REG.NO.".
M090615c
Same mark with additional "CZECH REG.NO.|DEUTSCH M.SCH.E.|USA PATENTED".