E - Fixed Constructions – 04 – B
Patent
E - Fixed Constructions
04
B
20/18.9
E04B 5/52 (1980.01)
Patent
CA 1090978
CEILING SUPPORT GRID SYSTEM Abstract of the Disclosure A ceiling support grid system is disclosed herein and includes a plurality of longitudinally extending support runners which are interlocked together to form an integral grid pattern, preferably a basketweave pattern. The runners are interlocked together by two separate and distinct but cooperating arrangements in a rapid and reliable manner and without the need for separate tools and without bending or otherwise deforming any components associated with these interlocking arrangments.
334708
Johns-Manville Corporation
Macrae & Co.
LandOfFree
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