(under the class definition) Receptacle of the drawer or tray type normally intended to hold file cards or the like which includes an adjustable or spring biased panel member which supports the contents in a snug, upright arrangement within the receptacle.
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558, for a drawer or tray having a tiltable front panel which may function as a "compressor".
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312, Supports: Cabinet Structure, for a drawer wherein means (e.g., runners, etc.) are claimed which are disclosed as cooperating with cabinet structure to support the drawer within the cabinet.