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William Frederic Canavan

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Details William Frederic Canavan William Frederic Canavan

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Safety closure for wall openings

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Sash operating mechanism

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Sash operating mechanism

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Wall closure

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Also associated with

Safety closure for wall openings

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Sash operating mechanism

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Sash operating mechanism

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Vent operating mechanism for safety devices

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Wall closure

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Profile ID: LFCA-PAI-P-295827

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