Title: Building block laying level indicating device

Abstract: A building block laying level indicating device adapted for use with a building block of general rectangular configuration wherein the block has a top and a bottom, front and rear walls and end faces. The front and rear walls of the block are connected by webs spaced from each other to provide a plurality of holes extending from the top through the bottom. The device has a planar base with three support members mounted thereon which are adapted to rest on the top of the block. A level indicating means is mounted on the base for visually indicating the level condition of the block. A positioning member is affixed to the planar base and extends downwardly therefrom so as to maintain the level in operating position when placed on the building block.

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Inventors: Holcombe, Richard L. (Dushore, PA, US)

Application Number: 560722
Filing Date: 1975-03-21
Publication_date: 1976-04-20
Assignee:
Primary Class(es): 33/371 33/390, D10/69
Other Classes:
US Patent Ref:

613946	Nov, 1898	Starrett	33/89.
2689412	Sep, 1954	Young	33/371.

Other Refs:
Primary Examiner: Aegerter, Richard E.
Assistant Examiner: Phillips, Charles E.
Attorney: Witherspoon and Lane