Geometrical instruments – Straightedge type – Shaft aligning
Reexamination Certificate
2007-02-20
2007-02-20
Guadalupe-McCall, Yaritza (Department: 2859)
Geometrical instruments
Straightedge type
Shaft aligning
C033S529000, C033S472000
Reexamination Certificate
active
10981259
ABSTRACT:
A pipe fitting aligning device having at least one square block assembly slidably positioned on a reference tool. The square block assembly includes a slot with a vertical scale extending therefrom. The device may include at least one compass assembly slidably positioned on the reference tool and spaced apart from the square block assembly.
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Advanced Designs, L.L.C.
Guadalupe-McCall Yaritza
Jones, Walker, Waechter, Poitevent, Carrere, & Denegre, L.L
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