Does the gun say where it was made? It could be a proof or acceptance mark. European marks are country/city specific. Other than that, the only thing I can think of is Bryco--an American firm known for its (*ahem*) lesser quality.
The capital "B" in a circle is a maker's mark associated with the jeweler and silversmith, B. J. (Bernard J.) Freedman. This mark is often found on pieces of jewelry and silverware, indicating the craftsmanship of the artist. The circle surrounding the letter serves as a distinctive design feature, helping collectors and enthusiasts identify the maker's work.
Not in any reference I have seen.
Maker's Mark was created in 1958.
The Mark of the Maker was created in 1991.
I am not an authority on maker's marks, but I saw a pendant on ebay that was advertised as Simon Lery's work. It had a capital S in a circle and a capital L in a separate circle.
A star inside a circle on the back of jewelry typically symbolizes a specific maker's mark or trademark, often indicating the brand or artisan responsible for the piece. This symbol can also represent quality, craftsmanship, or a particular style associated with that maker. To determine its exact meaning, it may be helpful to research the specific jewelry brand or designer linked to that mark.
Maker's Mark is bourbon. So, yes.
Maker's Mark Mile Stakes was created in 1989.
Mark Howard - film maker - was born in 1966.
I have a piece with these stampings. The SU is in a circle, right? That is the maker's mark. 925 means that the silver is suppossed to be 92.5 percent pure, which is sterling silver.
The Maker's Mark
unicorn makers mark on brass