Patent
   D921561
Priority
Nov 14 2019
Filed
Nov 14 2019
Issued
Jun 08 2021
Expiry
Jun 08 2036
Assg.orig
Entity
unknown
2
12
n/a
The ornamental design for a single cylinder single handle underwater propeller, as shown and described.

FIG. 1 is a perspective view of a single cylinder single handle underwater propeller embodying the new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is another side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

Li, Ding, Zhang, Dongjian

Patent Priority Assignee Title
ER5242,
ER977,
Patent Priority Assignee Title
10308336, Nov 08 2018 Watercraft propulsion system
10835784, May 15 2019 Personal propulsion device
3789788,
20150224366,
20150336650,
20190315446,
CN111734550,
220926,
EP3495025,
GB1286145,
WO2019088641,
WO2019134299,
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Nov 14 2019SHENZHEN LEFEET INNOVATION TECHNOLOGY CO., LTD.(assignment on the face of the patent)
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