Level tool
Description
FIG. 1 is a top, front and right side perspective view of a level tool showing our new design;
FIG. 2 is a right side elevational view, the left side elevational view being a mirror image;
FIG. 3 is a top plan view;
FIG. 4 is a front elevational view;
FIG. 5 is a rear elevational view;
FIG. 6 is a bottom plan view; and,
FIG. 7 is a top, front and right side elevational view of a second embodiment of our new design of FIGS. 1-6 thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D238153 | December 1975 | Johnson et al. |
D268909 | May 10, 1983 | Doan |
D287474 | December 30, 1986 | Odegard |
D308644 | June 19, 1990 | Bulter et al. |
582517 | May 1897 | Bellows |
1500710 | July 1924 | Kelly |
2386833 | October 1945 | Baldwin |
3832782 | September 1974 | Johnson et al. |
5020232 | June 4, 1991 | Whiteford |
454471 | March 1928 | DE2 |
Patent History
Patent number: D332411
Type: Grant
Filed: Sep 17, 1990
Date of Patent: Jan 12, 1993
Inventors: James C. Masters (Glen Ellyn, IL), Thomas K. Stevens (Orinda, CA)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Antoine D. Davis
Attorney: Harris Zimmerman
Application Number: 7/583,680
Type: Grant
Filed: Sep 17, 1990
Date of Patent: Jan 12, 1993
Inventors: James C. Masters (Glen Ellyn, IL), Thomas K. Stevens (Orinda, CA)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Antoine D. Davis
Attorney: Harris Zimmerman
Application Number: 7/583,680
Classifications
Current U.S. Class:
Spirit Level (D10/69)