Level marker

Details Level marker Level marker

1994-09-27

1996-06-04

Will, Thomas B.

Geometrical instruments

Indicator of direction of force traversing natural media

Attaching means

33354, 33371, 33372, G01C 918

Patent

active

055221467

ABSTRACT:
A holder for releasably engaging a level and pencil therein. The holder generally comprises a housing having first and second open ends configured to releasably fit about a carpenter's pencil. A window is centrally positioned in a wall of the housing and between two longitudinally spaced-apart walls positioned within the housing which form a chamber therebetween. A port in each wall allows for extension of a bubble level between the end walls through the chamber and adjacent the window.

REFERENCES:
patent: D330910 (1992-11-01), Warburton
patent: 667968 (1901-02-01), Call
patent: 1339707 (1920-05-01), Lazarides
patent: 1354195 (1920-09-01), Jokubaitus
patent: 1595900 (1926-08-01), Maas
patent: 2251640 (1941-08-01), Skrainka
patent: 3186099 (1965-06-01), Florko, Jr.
patent: 4124940 (1978-11-01), Vaida
patent: 4292741 (1981-10-01), Scandella

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