Hello, you are viewing my listing for an Antique Courant Device made by Hush A Phone Corporation NYC.  This item is made from metal.  It weighs 3 pounds and measures 4 and 3/4" tall by 8 and 3/8" long by 2 and 3/4" wide.  This item appears to be in good condition.  There is minor wear present.  Unfortunately I do not know what this item was designed for.  

Please view all my photographs for further details.  Please note all sales are final.  There are no returns, trades, or exchanges permitted.  The winning buyer is asked to please make payment within 3 days of winning this listing.  Thank you.  I do require a signature upon receipt for all the items I sell.  I do combine shipping on most items.  COME VISIT MY E-BAY STORE JUNKENTREASURES OFTEN SINCE I ADD INTERESTING ITEMS ON A DAILY BASIS.