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Class 33/461 - Central straightedge longitudinally adjustable


Subclass of Class 33 - Geometrical instruments
Definition: Subject matter wherein the middle straightedge is constructed
No. of patents: 6
Last issue date: 05/20/2008


NumberTitleIssue Date
7373727Adjustable angle and miter finder
An apparatus for determining the angle between two adjacent objects such as the corner of a wall or the pitch of a roof, and the appropriate angle of a corresponding miter cut. The apparatus includes a base member that is configured in a substantially planar manner....
05/20/2008
7281335Carpenter's level
A level assembly includes a main level with a base wall, end supports at opposite ends of the base wall and at least one intermediate support extending from the base wall at a location between the end supports. Bubble tubes may be mounted in the end supports and/or ...
10/16/2007
5758428Rafter measuring and positioning template and method
A rafter measuring and positioning template and method provides a device and method wherein a telescoping pole has rotatably and swivelably mounted on one end thereof a pad having a slide plate for juxtaposition to a ridge board, and, on the other end, a ...
06/02/1998
5384967Collapsible rafter square
A square is disclosed which is especially adapted for the marking of angular dimensions on, or the transfer of angular dimensions from, rafters or other building materials and the like in that only one adjustment is needed to vary the angle being marked o...
01/31/1995
4527341Angle determinator of parallelogram type
An angle determinator comprises four hingedly interconnected links. These links form jointly a parallelogram having its apexes constructed as pivot joints. At one of the apexes of the parallelogram the links are rotatably connected to a bar which is provi...
07/09/1985
4328619Length and angle gauge
A length and angle gauge including first and second longitudinally aligned and slidably engaging ruler sections; means for releasably securing the sections; each section having an inner end and an outer end, one of the sections bearing a length scale star...
05/11/1982
 
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