This month we feature a unique bayonet scabbards. This is the Metcalfe Patent for a swivel on the scabbard frog. Quite an improvement for the time.
If you want to see more military weapon patents look for the New US Military Bayonet CD full with known and unknown specimens. Only $19.95 postpaid in the US for 600 pages of patents.
Click here to go to the CD Rom Page