Underwater propulsion unit
Description
FIG. 1 is a perspective view of the underwater propulsion unit taken from the front, top and left side, showing my new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a right side elevation view thereof;
FIG. 5 is a left side elevation view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
Claims
The ornamental design for an underwater propulsion unit, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
D304923 | December 5, 1989 | Pado |
D323808 | February 11, 1992 | DeSantis |
5303666 | April 19, 1994 | DeSantis et al. |
D359022 | June 6, 1995 | Lashman |
5423278 | June 13, 1995 | Lashman |
D447109 | August 28, 2001 | Paoli et al. |
D471506 | March 11, 2003 | Mah |
- Diver's Supply, Spring Summer 2003, p. 76 (1 page).
Patent History
Patent number: D524225
Type: Grant
Filed: Aug 13, 2004
Date of Patent: Jul 4, 2006
Inventor: Toshikatsu Tsutsumi (Kurashiki, Okayama 710-0025)
Primary Examiner: Holly Baynham
Assistant Examiner: Cynthia M. Chin
Attorney: Koda & Androlia
Application Number: 29/211,285
Type: Grant
Filed: Aug 13, 2004
Date of Patent: Jul 4, 2006
Inventor: Toshikatsu Tsutsumi (Kurashiki, Okayama 710-0025)
Primary Examiner: Holly Baynham
Assistant Examiner: Cynthia M. Chin
Attorney: Koda & Androlia
Application Number: 29/211,285
Classifications
Current U.S. Class:
Submersible (D12/308)