Surface cleaning vehicle
Latest Hoover & Wells, Inc. Patents:
Description
FIG. 1 is a front perspective view of a surface cleaning vehicle showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a rear elevational view thereof; and
FIG. 6 is a top plan view thereof.
Referenced Cited
U.S. Patent Documents
Other references
D189718 | February 1961 | Patch |
D273620 | April 24, 1984 | Kimzey et al. |
3660943 | May 1972 | Barnthouse |
3691689 | September 1972 | Goff |
3704552 | December 1972 | Beaver et al. |
3756377 | September 1973 | Goff |
3858359 | January 1975 | Leliaert |
3877175 | April 1975 | Snyder |
4035958 | July 19, 1977 | Nishio |
4052820 | October 11, 1977 | Bergh |
4336671 | June 29, 1982 | Nelson |
4376358 | March 15, 1983 | Shelton |
4382352 | May 10, 1983 | Nelson |
4416092 | November 22, 1983 | Nelson |
4646481 | March 3, 1987 | Dickson |
- Porta Shot-Blast Cleaning Machines, Nelco Manufacturing, Inc., Aug. 1984, Sales Literature. Turbo Blast, Philip Johnson Corporation, May, 1985, Sales Literature.
Patent History
Patent number: D314257
Type: Grant
Filed: May 6, 1988
Date of Patent: Jan 29, 1991
Assignee: Hoover & Wells, Inc. (Toledo, OH)
Inventor: Robert E. Hoover (Toledo, OH)
Primary Examiner: A. Hugo Word
Assistant Examiner: Paula Allen
Law Firm: Marshall & Melhorn
Application Number: 7/190,951
Type: Grant
Filed: May 6, 1988
Date of Patent: Jan 29, 1991
Assignee: Hoover & Wells, Inc. (Toledo, OH)
Inventor: Robert E. Hoover (Toledo, OH)
Primary Examiner: A. Hugo Word
Assistant Examiner: Paula Allen
Law Firm: Marshall & Melhorn
Application Number: 7/190,951
Classifications
Current U.S. Class:
Surface Treatment, E.g., Floor, Street, Etc. (D32/15)