Old Hammer Brand knife

Hi! Completely 100% new here but I picked up this old knife today from a thrift store for $3, tried to find a date somewhere and found a patent number on one of the blades that I searched up and found it was issued in 1942 and found the stamp for Hammer Brand on one of the other blades. Can

Vintage Hammer Brand Small Hunting Knife w/ Sheath – ANTIQUE & MILITARY FROM BLACKSWAN

Hammer Brand Fixed Blade Knife

Imperial & Hammer brand Automatics – Latham's Vintage Sales

Tays Realty & Auction - Auction: Tays Facility Firearms & Coin Auction ITEM: Two Double Blade Parker Frost Johnny Muskrat USA Schrade Knife

HAMMER BRAND Knife Made In USA 1945-55 Half Congress Whittler Vintage - AbuMaizar Dental Roots Clinic

HAMMER BRAND Knife Made In USA 1945-55 Half Congress Whittler Vintage - AbuMaizar Dental Roots Clinic

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

An old knife I found in the woods where I live, looking for an appraisal : r/Antiques

RARE vintage Hammer KAMP KING 4 blade celluloid knife

Sold at Auction: Vintage Hammer Brand Switchblade Automatic Knife

Lot - Vintage Hammer Brand Fixed Blade Knife w/ Leather Sheath

Hammer Brand Collectible Pocketknives for sale

Hammer Brand Knife for sale