Patent Assignment
Reel/Frame 022675/0952
Assignment of Assignor's Interest
Recorded: 2009-05-13
Pages: 4
Assignee
TENNANT COMPANY
701 N. LILAC DRIVE, P.O. BOX 1452, MINNEAPOLIS, MAINE, 55440
Covered Property
(1)
Passive Mapping Using a Floor Cleaning Machine
Application:
12/364,148 →
Publication:
US 2009/0216449