Carpenter level

- Wedge Innovations
Description

FIG. 1 is a front elevational view of a carpenter level showing our new design;

FIG. 2 is a top plan view;

FIG. 3 is a bottom plan view;

FIG. 4 is a rear elevational view;

FIG. 5 is a right side elevational view;

FIG. 6 is a left side elevational view;

FIG. 7 is a front elevational view of an embodiment of FIGS. 1-6;

FIG. 8 is a top plan view;

FIG. 9 is a bottom plan view;

FIG. 10 is a rear elevational view;

FIG. 11 is a right side elevational view; and

FIG. 12 is a left side elevational view thereof.

Referenced Cited
U.S. Patent Documents
RE32962 June 27, 1989 Tudek
D283515 April 22, 1986 Li
D284199 June 10, 1986 Li
D285094 August 12, 1986 Li
825934 July 1906 Pierson
1463375 July 1923 Shields
2633640 April 1953 Bucsko
3310878 March 1967 Giba
3861052 January 1975 Siegfried
4381607 May 3, 1983 Place
4574491 March 11, 1986 Vining
4625423 December 2, 1986 Sackett
4648185 March 10, 1987 Brandimarte
4716534 December 29, 1987 Baucom et al.
4805315 February 21, 1989 Nesbitt
4839833 June 13, 1989 Parkiskari
Foreign Patent Documents
168150 January 1986 JPX
88/10408 December 1988 WOX
Patent History
Patent number: D308644
Type: Grant
Filed: Sep 9, 1987
Date of Patent: Jun 19, 1990
Assignee: Wedge Innovations (Sunnyvale, CA)
Inventors: Andrew G. Butler (Palo Alto, CA), Ronald Wisnia (Ben Lomond, CA)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Antoine D. Davis
Law Firm: Fliesler, Dubb, Meyer & Lovejoy
Application Number: 7/94,535
Classifications
Current U.S. Class: Spirit Level (D10/69)