De-thatching, mulching and grass cutting lawn mower blade
The broken line showing of a lawnmower and grass in
Claims
The ornamental design for a de-thatching, mulching and grass cutting lawn mower blade, showing our new design.
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Type: Grant
Filed: Dec 19, 2012
Date of Patent: Dec 24, 2013
Inventors: John Charles DeLeon (Arlington Hts, IL), Ronald Anothony Mielzynski (Fox River Grove, IL)
Primary Examiner: Mark Goodwin
Application Number: 29/442,142