Bi-directional trimmer head spool with curved trimmer line guide | Patent Publication Number 20080120847

US 20080120847 A1

Patent NumberUS 08025249 B2

Application Number11985673

Filled DateNov 16, 2007

Priority DateNov 16, 2006

Publication DateMay 29, 2008

Original AssigneeTorvian Inc.

Current AssigneeTorvent Llc

Inventor/ApplicantsSteven W. Hamblin
George E. Alliss

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