Spiral stairway
Description
FIG. 1 is a top plan view of a spiral stairway showing my new design;
FIG. 2 is a side elevational view thereof;
FIG. 3 is a bottom plan view thereof; and
FIG. 4 is a perspective view thereof, taken from the upper front side of said stairway.
Referenced Cited
U.S. Patent Documents
Other references
3513547 | May 1970 | Suckno |
- Sweet's Catalog File Products for General Building, 1981, Section 5.12a/AMe, p. 4, Item #64 AW (All Wood); Section 5.12a/Cu, p. 3, Photograph B.
Patent History
Patent number: D271524
Type: Grant
Filed: Feb 17, 1981
Date of Patent: Nov 22, 1983
Inventor: Abraham Suckno (Mountainside, NJ)
Primary Examiner: A. Hugo Word
Law Firm: Weingram & Klauber
Application Number: 6/234,883
Type: Grant
Filed: Feb 17, 1981
Date of Patent: Nov 22, 1983
Inventor: Abraham Suckno (Mountainside, NJ)
Primary Examiner: A. Hugo Word
Law Firm: Weingram & Klauber
Application Number: 6/234,883
Classifications