U. S. Patent
661.8944 / Sch99
Schwoegler, Edward J.
U. S. Patent / Edward J. Schwoegler .- Washington, D. C.: U. S. Patent, 1943 .- 5 .
Patent No. 2,337,004
Subject Headings:
Amines -- Patents -- U. S;
Oxides;
Patents -- U. S;
Copy Details:
Acc. No.: A20925, Full Call No.: 661.8944 Sch99, Item type: Written-off , Location: ,
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Schwoegler, Edward J.
U. S. Patent / Edward J. Schwoegler .- Washington, D. C.: U. S. Patent, 1943 .- 5 .
Patent No. 2,337,004
Subject Headings:
Amines -- Patents -- U. S;
Oxides;
Patents -- U. S;
Copy Details:
Acc. No.: A20925, Full Call No.: 661.8944 Sch99, Item type: Written-off , Location: ,
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