1592953500000 1312632483000 term-54550 1616540972207 1312632549000 1616290578764 adlib fitz-online adlib-term-54550 07a27a9d-f75e-3837-b112-c3bd352cf7c6 2 1 scope note Trusses, patented in the early 19th century by Theodore Burr, combining a wood arch with a series of metal king-post trusses. reference term-54549 adlib-term-54549 efcbd28c-feef-3155-8fb4-1a2fdaef6d27 Burr arch truss V.PJ.AFU.ALO.ARI.AFU.AFU.BCW.BZY.AFU.AFU.ALO 1 code V.PJ.AFU.ALO.ARI.AFU.AFU.BCW.BZY.AFU.AFU.ALO 1 Burr arch trusses reference term-54599 adlib-term-54599 86f67785-0897-307e-845b-ef3c7da882c8 <trusses by form> Burr arch trusses term