This print is a quality reproduction of the original filed patent artwork titled above. The displayed image above is a low-resolution graphic optimized for quick web display. The actual print you receive will be a detailed high-resolution print free of any defects or watermarks.
The artwork is printed in black on archival quality acid-free 8 1/2" x 11" simulated parchment stock replicating the authentic look and feel of the original patent. The actual artwork image size varies according to the original document but your print can be readily cropped to fit an 8" x 10" display frame.
This prestigious museum quality print is perfect for framing or mounting as you wish in any home or office as decorative wall art. Keep for yourself or great for gift giving to the avid collector. Great conversational piece!
Also included at no extra-charge are the remaining patent text and drawing pages (when applicable) describing this invention in detail. Most patents include a copy of the inventor's original signature (or signed by their patent attorney) on the artwork. Fascinating reading!
These are not construction plans or blueprints. This print is perfect for the collector who wants historical background on the above item. Some of the text may be hard to read but the illustrations are enhanced to meet or exceed the originally submitted patent artwork design and at the same time maintaining an authentic look from that era.
The following information was scanned and read with OCR directly from a copy of the original patent. We apologize for any difficulty in reading the OCR text; however it will give you a very good idea of the background of the patent print you will receive.
L. J. KNAPP STAIR TREAD Filed May 5 1938
Aug. 9 1938.
FIG.I. ply d1lJ I1 FIG.2.
INVENTOR LEO J.KNAPP
Patented Aug. 9 1938 Des.
UNITED STATES PATENT OFFICE
DESIGN FOR A STAIR TREAD
Leo J. Knapp Detroit Mich. assignor to Whitehead & Kales Company River Rouge Mich. a corporation of Michigan
Application May 5 1938 Serial No.
Term of patent 14 years
To all whom it may concern:
Be it known that I Leo J. Knapp a citizen of the United States of America residing at Detroit in the county of Wayne and State of Michigan have invented a new original and ornamental Design for a Stair Tread of which the following is a specification reference being had therein to the accompanying drawing forming a part thereof wherein:
Figure 1 is a top plan view of a stair tread embodying my new design
Figure 2 is an end elevation thereof
Figure 3 is a front elevation thereof
Figure 4 is a sectional view taken substantially on the line 44 of Figure 1.
The ornamental design for a stair tread substantially as shown.
LEO J. KNAPP.