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Industrial Engineering and Equipment Company, Incorporated Patents
Industrial Engineering and Equipment Company, Incorporated
St. Louis, MO
No. of patents:

Patent Number Title Of Patent Date Issued
4603247 Electrical duct heater assembly July 29, 1986
This duct heater assembly includes a duct section having upper and lower wall portions and opposed side portions. The upper and lower portions include end margin portions connectible to the end margins of conventional duct line section by "S" strip connectors. The side portions include

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