. Bacteriological apparatus : pathological, biochemical. Scientific apparatus and instruments; Bacteriology; Chemical industry. 13390. 13392 13390 13392 Gas—Constant Pressure Regulator. The black hand and scale indicates total residual pressure in the cylinder at all times while the red hand and scale registers the delivery pressure desired. The only regulator gauge that does not require resetting. Uniform delivery obtained regulation of reducing valve Each Gas—Constant Pressure Regulator. Similar to above No. 13390, but without hand for indicating pressure of high pressure 30.

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. Bacteriological apparatus : pathological, biochemical. Scientific apparatus and instruments; Bacteriology; Chemical industry. 13390. 13392 13390 13392 Gas—Constant Pressure Regulator. The black hand and scale indicates total residual pressure in the cylinder at all times while the red hand and scale registers the delivery pressure desired. The only regulator gauge that does not require resetting. Uniform delivery obtained regulation of reducing valve Each Gas—Constant Pressure Regulator. Similar to above No. 13390, but without hand for indicating pressure of high pressure Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Will Corporation. Rochester, N. Y. : The Will Corporation

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Keywords: ., bookcentury1900, bookdecade1920, booksubjectscientificapparatusa