Imperial Fish knife added to the shop in the last couple of days

Anyone know anything about this knife? It is stamped Imperial PROV RI USA It was my great grandfather's but I know nothing else. Thanks in advance!! : r/knives

Case® Yellow Synthetic Fishing Knife –

Knife with a storied past, Sports

Carrying a Fixed Blade Knife for EDC — How and Why? - The Shooter's Log

Fish Knife, Imperial Ireland, Yellow Handle, Fishing Knife, Man Cave

Vintage Imperial Prov USA Lg Fishing Folding Pocket Knife Plain Edge F –

Imperial USA Fish Knife #2170537

Vtg imperial 2 blade pocket knife yellow tickler fish survival camping –

Imperial knife 2170537 2281782 1950's Era 2 pen blades USA pocket knif –

Scaler Back Single Blade Vintage Imperial Toothpick Fish Knife With Hook Remover

Case Yellow Handle Slimline Trapper Pocket Knife