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PROCESS AND PRODUCT
US 3,525,667 A
Filed
: 10/07/1966
Issued
: 08/25/1970
Est. Priority Date
: 10/07/1966
Status: Expired due to Term
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0
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0
Product Citations
0
Petitions
3
Forward Citations
5
Assignments
First Claim
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5 Assignments
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3 Citations
0 Claims
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Current Assignee
Lamson & Sessions Company
(ABB Limited)
Original Assignee
George L. Avon
,
Jack L. Neal
,
James K. Watson
,
Otto V. Ingruber
,
William B. Cranford
Inventors
Ingruber, Otto V.
,
Cranford, William B.
,
Avon, George L.
,
Watson, James K.
,
Neal, Jack L.
Application Number
US04/585,036
Time in Patent Office
1,418 Days
Field of Search
US Class Current
162/62
CPC Class Codes
D21C 3/06
sulfur dioxide; sulfurous a...
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