Early vintage Jorgensen 4" Shield Screw Guard C-Clamp No. 824 USA made Patented

   For sale is an early patented Jorgensen c-clamp. I believe the patent is for the thread screw guard protective covering. The c-clamp is in good used condition. It is a recent find. It has been lightly cleaned. It could use some additional cleaning, and the threads could use some lubrication. The model number is 824 It is a 4'' throat to the back, to the front of the jaw clamps it measures 5 1/2'' throat. (see picture 13) The tool is in good used condition. The tool retains a majority of the original paint.  The patent number is 2221326. The patent date is Nov 12, 1940. Please see all pictures for condition. Ask questions before you bid. Buyer pays shipping with delivery confirmation usps ground advantage. thanks for looking