US3778947A
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Fire-rated grid member with controlled expansion means
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US3746379A
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Locking connection for supporting grid systems
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US3638387A
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Method of erecting a wall panel supporting structure
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US3675382A
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Wall structure having a window support assembly
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US3685230A
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Spacer assembly for holding a pair of panel connectors in a wall structure
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US3584904A
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Locking connection for supporting grid systems
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US3638465A
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Method of forming a structural element
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US3537222A
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Panel wall structure with panel connectors joined by spacer and attaching clips
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US3564774A
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Wall structure
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US3626650A
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Wall structure and method
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US3537217A
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Wall structures
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US3481088A
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Holddown for ceiling access panels
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GB1185482A
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Suspended Ceiling Support Member.
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CA848113A
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Hold-down for ceiling access panels
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CA911123A
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Wall structures
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