Track for an accordion type folding door
The single FIGURE of the drawing is a foreshortened bottom isometric view of the track for accordion type folding doors, showing my new design.
The design of the back side of the track is identical with the design of the front side thereof.
The top of the track is plain.
|3493032||February 1970||Brown, Jr. et al.|
|4102008||July 25, 1978||Janson|
- Aluminium Extrusions by Reynolds Metals Co., .COPYRGT.1957, p. 42, FIG. 54, lower row.
International Classification: D0809;