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| Number | Title | Issue Date |
| 8011109 | Casing mount for a cylindrical vial A level of the type having an elongate hollow frame including two sidewalls each defining axially aligned vial openings into the frame. A vial casing is secured with respect to the frame and defines a hermetically sealed single-cavity casing interior entirely enclos... | 09/06/2011 |
| 7908753 | Hands-free level A hands-free level for gauging structural-member orientation. The level includes an elongate frame with two side-faces and at least one main reference surface extending therealong and having a mainwidth, a level indicator secured to the frame, and a support arm to f... | 03/22/2011 |
| D628914 | Torpedo level | 12/14/2010 |
| 7228637 | Impact-absorbing end caps for levels An impact-absorbing end cap for an instrument such as a level is provided that is secured to an end of the level and has an outer portion and an intermediate portion. The intermediate portion is positioned between the outer portion and the body of the level and is s... | 06/12/2007 |
| 7219808 | Display rack for levels A rack for displaying a number of magnetic measuring/gauging devices held in a releasable manner. The rack has a rigid, vertically planar, magnetically-attractable holder, a rigid, horizontal tray secured to the lower edge of the holder and configured to engage one ... | 05/22/2007 |
| D537000 | Level with a convex frame expanse | 02/20/2007 |
| 7150107 | Structure and method for holding and protecting vials in levels A level and a method of forming such a level are disclosed. The level comprises a body having a measuring surface and a recess, a vial positioned in the recess at an angular relationship to the measuring surface, and a ring member enclosing the vial within the reces... | 12/19/2006 |
| 7086167 | Overmolded vial for use with a level A vial for use in a level and a method of forming such a vial are disclosed. The vial includes a cylinder having an inner surface defining a cavity, and a material molded around the cylinder. The vial preferably includes at least one marker ring positioned between t... | 08/08/2006 |
| D526224 | Profile of a level | 08/08/2006 |
| 7073270 | Impact-absorbing end caps for levels An impact-absorbing level is disclosed. The level comprises a body including a level face for measuring a surface, a vial mounted in the body at a predetermined angular relationship to the level face, and a first end cap fixed with respect to the first end, the firs... | 07/11/2006 |
| D521882 | Torpedo level | 05/30/2006 |
| D514961 | Keyhold cross-section level | 02/14/2006 |
| D513391 | Hand-grip for a level | 01/03/2006 |
| 6957494 | Dark-banded vial for use with level A vial, level including such vial, and method of using such level are disclosed. The vial comprises a body having first and second ends, a midpoint, and interior and exterior surfaces, at least one marker ring connected with respect to the body, a bubble positioned ... | 10/25/2005 |
| D503636 | Parallelogram-grip level | 04/05/2005 |
| 6840756 | Adjustable core pin for vial molding An adjustable core pin for molding vials for use in levels and those vials molded using the adjustable core pin are disclose. The core pin includes an elongate rod with a crest at its cross section with the greatest diameter and a rod retainer with a cavity which re... | 01/11/2005 |
