Adjustable gate
United States Patent 2559066
US Patent References:
/0903564.html
- - 0903564

Center adjustable grille
- - 2262800


Inventors:
Diefenbronn, William A.
Publication Date:
07/03/1951
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Assignee:
Diefenbronn, William A.
Primary Class:
49/465
Other Classes:
160/224, 49/55
International Classes:
E06B9/01
Foreign References:
DE221670C
DE496346C