The Bacharach Archives and History Records
For those interested in the history of Bacharach and the HVAC Industry in general, below are links you might find worthwhile to spend some time on.
The historical archives of Bacharach:
From a document entitled "Herman Bacharach and his association with the Bacharach Industrial Instrument Co. from 1908 to 1935.
From a document entitled "Bacharach's Golden Anniversary 1909 - 1959"
A Gage patented by Herman Bacharach November 16,1920
A Magnifying Manometer patented by Herman Bacharach January 29, 1924
A Device for Measuring the Velocity of Gases patented by Herman Bacharach on June 13, 1922
A Pressure Gauge patented by Herman Bacharach on September 25, 1923
An Incline Manometer patented by Herman Bacharach July 8, 1924