The Eco 9X series of balanced tire inflators debuted in 1947. Mine is a 1948 model and has a lot of unique early design features which were changed (improved? i.e. plastic air lines replaced copper/steel bell replaced brass!) in future versions. There is a pretty robust following of these including restoration components. Can you say Pneuma-Mechanical Beast?! Starting point:
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Sam... 
Last edited by mockingbird812; 03-09-2017 at 08:15 PM.
Reason: replace a photo
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