Patent ID: 6311408
Filing Date: 2001-11-06
Classification: A41D,A41H,A44C,B43L

Abstract:
A device, comprising;a see-through member having a first side and a flat or approximately flat second side, the member operable to lie on an object with the second side facing the object and the first side facing away from the object;a first linear scale disposed on the member and having a reference mark, first alignment marks disposed respective distances from the reference mark in a first direction, and second alignment marks disposed at the same respective distances from the reference mark in a second direction that is opposite to the first direction, the first scale being visible from the first side, corresponding first and second alignment marks operable to align with respective ends of a section of the object such that the reference mark identifies a section center line that is substantially perpendicular to the first linear scale; anda second linear scale disposed on the member, perpendicular to the first linear scale, and including respective third marks disposed respective distances from the first scale, the second scale being visible from the first side, one of the third marks operable to align with a reference point on the center line such that the reference mark of the first linear scale identifies a desired point on the center line.