Patent ID: 8707574
Filing Date: 2014-04-29
Classification: E04F,G01B

Abstract:
1. A template for forming an opening in a surface, comprising: a substrate having a first planar surface and a second planar surface that is parallel with respect to the first planar surface, wherein the first planar surface includes a first lengthwise edge and second lengthwise edge that is parallel to the first lengthwise edge, and the first planar surface also includes a first widthwise edge and second widthwise edge that is parallel to the first widthwise edge and perpendicular to the first and second lengthwise edges; first matching measurement index markings located on the first planar surface along the first and second lengthwise edges; second matching measurement index markings located on the first planar surface along the first and second widthwise edges; a lengthwise extending through slot formed in the substrate parallel to the first and second lengthwise edges and comprising lengthwise measurement index markings on the first planar surface adjacent to a lengthwise edge of the lengthwise extending through slot; and a widthwise extending through slot formed in the substrate parallel to the first and second widthwise edges.