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WASTE WATER HEAT EXCHANGER
US 3,439,738 A
Filed
: 10/18/1967
Issued
: 04/22/1969
Est. Priority Date
: 10/18/1967
Status: Expired due to Term
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12 Citations
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Current Assignee
Edwin E. Wasil
,
Richard T. Dixon
Original Assignee
Edwin E. Wasil
,
Richard T. Dixon
Inventors
Dixon, Richard T.
,
Wasil, Edwin E.
Application Number
US04/676,222
Time in Patent Office
552 Days
Field of Search
US Class Current
165/143
CPC Class Codes
F28D 7/16
the conduits being arranged...
F28F 9/22
Arrangements for directing ...
F28F 9/26
Arrangements for connecting...
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