Geometrical instruments – Indicator of direction of force traversing natural media – Level or plumb – terrestrial gravitation responsive
Reexamination Certificate
2011-05-10
2011-05-10
Guadalupe-McCall, Yaritza (Department: 2841)
Geometrical instruments
Indicator of direction of force traversing natural media
Level or plumb, terrestrial gravitation responsive
C033S379000, C033S351000
Reexamination Certificate
active
07937847
ABSTRACT:
This invention, precision level device, provides the leveling of the subjects.An improved precision level device comprises a transparent body including an aperture, a cap, a lower horizontal and upper horizontal walls of the transparent body, the first vertical and second vertical walls of the transparent body, recess, fluid, graduation line(s), horizontal graduation line, vertical graduation line, diagonal graduation line(s), magnetic element, and a front wall of the transparent body.
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