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The ornamental design for a diving helmet, substantially as shown. |
FIG. 1 shows a front view of our diving helmet showing our new design;
FIG. 2 shows a side elevation view of our diving helmet;
FIG. 3 shows a sectioned view of our diving helmet through the midsection thereof;
FIG. 4 shows a side view of our diving helmet opposite from the view taken in FIG. 2; and,
FIG. 5 shows a top plan view of our diving helmet.
Cerniway, Leon A., Marx, Bruce C.
Patent | Priority | Assignee | Title |
D331819, | Dec 28 1989 | THE K COMPANY | Diving helmet |
D332843, | Jun 14 1990 | K COMPANY, THE | Diving helmet |
Patent | Priority | Assignee | Title |
3943571, | Oct 24 1973 | Protective helmet | |
D242881, | Sep 08 1975 | General Aquadyne, Inc. | Diver's helmet |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jan 09 1976 | U.S. Divers Co. | (assignment on the face of the patent) | / | |||
Jan 01 1981 | U S DIVERS CO | U S DIVERS CO , A CORP OF CA | ASSIGNMENT OF ASSIGNORS INTEREST | 004053 | /0072 |
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