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. "Over-the-top" door equipment for operating vertical doors overhead. . Ver-l- Door Equ ipment SPECIFICATIONS FOR INST Forcations fordoors write Pt. A. F. nuFacturinq .n d 5S -iyorrt thedga. of -tha. 2 X Detail of R-iq-ht :Aie :TFIG 2 MULLIOM JAMB FIG 3 ALLING EQUIPMENT No. 78 cTop^Ver-l Door Equ ipment CLEADANCEDIMENSIONS For Doors 7-0to 8-0hiqh and up to 8iA/iae,with ^ of doorlapping head-jamb Door Minimum Thickness Headroom- 3r
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Keywords: ., bookcentury1900, bookdecade1920, bookidoverthetopdo, bookyear1920