73445115
Sep 23, 1983
JECC CORPORATION
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CRYOGENIC PUMPS.
LIQUID HELIUM LEVEL INDICATORS.
CRYOGENIC COMPONENTS, NAMELY CRYOGENIC VALVES, VACUUM SEAL-OFF VALVES, VACUUM INSULATED PIPING, LIQUID HELIUM CONTAINERS, THREE-STAGE HELIUM REFRIGERATORS,AND LIQUID HELIUM TRANSFER TUBES.