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GB764289A
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Correspondence filing mechanism
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US2827354A
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Cabinet for rotary file
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US2826203A
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Correspondence filing mechanism
|
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US2825341A
|
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Filing receptacle and adapting device
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US2800130A
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Card for card file
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US2790443A
|
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Correspondence filing mechanism
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GB713047A
|
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Improvements relating to office filing
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US2726912A
|
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Rotary filing system
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GB711379A
|
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Improvements relating to card index system
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US2761452A
|
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Multiple card support and partition member for files
|
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US2750051A
|
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Multiple rotary card file
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GB688084A
|
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Improvements relating to card filing systems
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US2652059A
|
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Index card and removable index tab
|
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US2687732A
|
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Card mechanism for business machines
|
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US2640457A
|
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Inventory aging display device
|
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US2711741A
|
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Circular file
|
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US2558596A
|
|
Reservation control apparatus
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US2509659A
|
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Travel reservation control mechanism
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US2580143A
|
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Movable strip indicator board
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US2582729A
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Combined address and file card
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