Title:
Combined door and window
United States Patent 2637878
US Patent References:
Window
- - 1569602

Sliding door support
- - 1929977

Door hanger for box cars or the like
- - 1930379

Optical projector system
- - 3076377

Window structure
- - 2144782


Inventors:
Watkins, William C.
Publication Date:
05/12/1953
View Patent Images:
Download PDF 2637878 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Watkins, William C.
Primary Class:
49/420
Other Classes:
49/367, 16/97
International Classes:
E06B3/46; E06B3/32
US Patent References:
2177462Window construction
2363121Sliding door hanger
Foreign References:
FR743146A