Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1975-08-18
1977-10-04
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
D2399
Patent
active
D02459949
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Grainger's Wholesale Net Price Motorbook, No. 337, Winter, 1973-1974, p. 515, models 2c782, 1c939, 2c781.
Grainger's Wholesale Net Price Motorbook, No. 337, Winter, 1973-1974, p. 387, Centrifugal Pumps.
Grainger's Wholesale Net Price Motorbook, No. 337, Winter, 1973-1974, pp. 516, 517, models 2c647 and 2c841.
Sweet's Architectural Catalog File vol. 12, 1973, Section 15.9/Por, pp. 5 and 8, models HP, Double Turbo, Heavy Duty Hi Pressure and Special Large HP.
Burke Wallace R.
Gandy James M.
Johnson Clayton R.
Tennant Company
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