Straight board and siding guide cutter

Claim 1

A SAW GUIDE AND WORK HOLDER COMPRISING A SHEET-LIKE MEMBER BENT UPWARDLY AT ITS SIDE EDGES THEREBY FORMING AN INTERMEDIATE PART AND TWO SPACED FLANGES EXTENDING GENERALLY PARALLEL TO EACH OTHER AND AT RIGHT ANGLES TO THE INTERMEDIATE PART, THE DISTAL ENDS OF SAID FLANGES BEING BENT OUTWARDLY FROM SAID FLANGES, THE UPPER PART OF SAID ENDS FORMING SUPPORTING SURFACES, A PLATE-LIKE MEMBER SUPPORTED ON SAID SUPPORTING SURFACES, SAID PLATE-LIKE MEMBER BEING DISPOSED GENERALLY PARALLEL TO SAID INTERMEDIATE PART AND DEFINING A WORK RECEIVING SPACE THEREBETWEEN ADAPTED TO RECEIVE A BOARD TO BE CUT, AN ADJUSTABLE GUIDE BAR DISPOSED ON SAID PLATE-LIKE MEMBER, THE ENDS OF SAID PLATE-LIKE MEMBER PROJECTING LATERALLY FROM THE SAID FLANGES AND EXTENDING LONGITUDINALLY OVER SAID FLANGES AND TERMINATING AT ONE END OF SAID FLANGES, A SLOT IN EACH SAID END OF SAID PLATE-LIKE MEMBER, SAID SLOTS BEING GENERALLY PARALLEL TO SAID FLANGES, A GUIDE LOCK EXTENDING THROUGH EACH END OF SAID GUIDE BAR AND THROUGH EACH SAID SLOT, SAID PLATE-LIKE MEMBER BEING ADAPTED TO SUPPORT AN ELECTRIC SAW HAVING A BASE WITH SAID BASE SLIDABLY ENGAGING SAID GUIDE BAR AND THE BLADE OF SAID SAW OVERHANGING AN END OF SAID PLATE-LIKE MEMBER.