Periscope

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Description

FIG. 1 is a perspective view of periscope showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a perspective view showing operation of periscope.

Referenced Cited
U.S. Patent Documents
D272924 March 6, 1984 Sahler
D276816 December 18, 1984 Merrill
778694 December 1904 Mustin
1309478 July 1919 Jenkins
2512792 June 1950 Delaney
3456999 July 1969 Hopp
3664747 May 1972 Ritchie
4887893 December 19, 1989 Dahlgren
5469236 November 21, 1995 Roessel
5526177 June 11, 1996 Fantone
Patent History
Patent number: D391278
Type: Grant
Filed: Apr 21, 1997
Date of Patent: Feb 24, 1998
Inventor: Su-Min Kung (Hsichih)
Primary Examiner: Paula A. Mortimer
Law Firm: Meltzer, Lippe, Goldstein, et al.
Application Number: 0/69,483
Classifications
Current U.S. Class: Telescope (D16/132); Optical Article Not Elsewhere Specified (D16/130)
International Classification: 1606;