Window sash lock
Wobschall , et al. March 23, 1
U.S. patent number D334,132 [Application Number 07/746,509] was granted by the patent office on 1993-03-23 for window sash lock. This patent grant is currently assigned to Truth Div. of SPX Corp.. Invention is credited to Marvin G. Root, Greg R. Wobschall.
| United States Patent | D334,132 |
| Wobschall , et al. | March 23, 1993 |
Window sash lock
Claims
The ornamental design for a window sash lock, as shown and described.
| Inventors: | Wobschall; Greg R. (Owatonna, MN), Root; Marvin G. (Owatonna, MN) |
|---|---|
| Assignee: | Truth Div. of SPX Corp.
(Owatonna, MN) |
| Appl. No.: | 07/746,509 |
| Filed: | August 16, 1991 |
| Current U.S. Class: | D8/337 |
| Field of Search: | ;D8/330-331,336-339 ;70/89-90 ;292/111,240-241,DIG.33 |
References Cited [Referenced By]
U.S. Patent Documents
| D209901 | January 1968 | Fredricksen |
| D211452 | June 1968 | Petrell |
| D295019 | April 1988 | Bocson |
| D296982 | August 1988 | White et al. |
| D316509 | April 1991 | Nolte |
| 4095829 | June 1978 | Van Klompenburg |
| 4621847 | November 1986 | Paulson et al. |
| 4991886 | February 1991 | Nolte et al. |
| 5087087 | February 1992 | Vetter et al. |
Other References
|
Truth brochure "16/EntryGard Sash Lock", pp. 11-11a (1988). . Truth brochure "16/Non-Handed, Low Profile Sash Lock", pp. 12-12c (1988). . Truth brochure "16/Sash Lock", pp. 13-13a (1988).. |
Primary Examiner: Vinson; Brian N.
Attorney, Agent or Firm: Wood, Phillips, VanSanten, Hoffman & Ertel
Description
FIG. 1 is a top, front, and left side perspective view of a window sash lock showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is a rear elevational view thereof.
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