Hammer Brand USA (Imperial) Cracked Ice Switchblade Knife

Hammer Brand USA (Imperial) Cracked Ice Switchblade Knife - Cracked Ice Shell Handles - No Cracks - Operates as designed - Has very little play in the open and locked position - Has some pitting

HAMMER BRAND IMPERIAL CUT 1945-55 VINTAGE AMERICAN AUTOMATIC KNIFE 3 1 – Latham's Vintage Sales

Vintage HAMMER Brand U.S.A. Switchblade knife

What type of Knife is this? It was with my grandpas stuff, no idea where its from. : r/knives

Hammer Brand USA (Imperial) Cracked Ice Switchblade Knife

American Blade Collectors Association Pearl Set 1986

What type of Knife is this? It was with my grandpas stuff, no idea where its from. : r/knives

Imperial Original Vintage Knives for sale

Böker pocket knife - España

Imperial Hammer Brand Switch Blade Knife C. 1950