| Abstract |
A portable drafting board is hereby disclosed comprises a pair of identical stands, a support brace connecting said identical stands, a pair of main posts each being upwardly connected respectively to said stands and being provided with angled upper ends, a working board fixedly connected on top of said angled upper ends of main posts thereby disposing the working board in an angular position, a pair of sliding rack being secured on left and right sides of said working board, a guiding bar slidably connected to said sliding rack, and a ruler fixedly held by said guiding bar. |
Mindanao State
University - Iligan Institute of Technology