Diamalloy KC-18 Hose Clamp Pliers

These pliers are stamped with Patent # 2677982.  The patent was awarded May 11, 1954 and originally assigned to the American Hardware Corp.  The handle spread limiter ring is stamped "Pat Pend."

Overall Length: 
Full Plier Image: 
Close-up of Jaws: 
Handle / Grip Pattern: 
Plier Manufacturing Date Range: 
Friday, April 30, 1954 - 20:00