4. Movable or removable closures
  5. Mounted for optional movements
  6. Pivot mounted on sliding member; e.g., slide-stile

Caldwell Manufacturing Company

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Adjustable brace for window sash

Movable or removable closures – Mounted for optional movements – Pivoted closure within framework of double hung sash
Patent

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Adjustable friction block and tackle window balance system

Miscellaneous hardware (e.g. – bushing – carpet fastener – caster – Sash balances – Spring
Patent

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Adjustable friction sash holder

Movable or removable closures – With means mounting closure for reciprocation – With distinct biasing means for slide or guide
Patent

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Audibly locking shoe system for take-out window

Movable or removable closures – Mounted for optional movements – Pivot mounted on sliding member; e.g. – slide-stile
Patent

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Automatic anchoring system for window spring

Miscellaneous hardware (e.g. – bushing – carpet fastener – caster – Sash balances – Spring
Patent

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Profile ID: LFUS-PAI-P-194828

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