Shotguns break open, not over. Winchester, Stevens, Ithaca have made 410s
Made by many different makers over the past 100 years
Many makers over the past 100 years have made deringers
There is no list of century break makers I have been able to find. However, the related link shows the list of those with over 100 centuries.
Yes, they have been made by many makers over the past 150 or so years
All over the world. Many airplane parts are made near airports because airplane makers send cargo jets to pick them up. Other parts are made near rail lines.
They date back over 5,000 years. Nobody recorded makers names back then.
That's is over 1,000 including other country's
Dozens of makers have made 410 shotguns over the last 100 or so years. Winchester, Remington, Ithaca, Purdey, H&H are a few.
Coffee makers made by Mr. Coffee and Gevalia have been very good for my father and over the years can make a quick cup of coffee that is of good taste and quality.
All windows are made with a thermal break inside the frame.
The Hat Act of 1732 forbade the export of beaver felt hats made in the American colonies. They were competing with British hat makers. American hat makers were angered over the Act. Americans were forced to purchase British made hats and other products which increased the cost to the consumer over the cost of colonial made products. This was just another Act by Parliament that was one of the many causes leading to the American Revolution. Wikipedia has an article dealing with the Hat Act.
Over the past 100 years, many makers have made double barrel 410 shotguns. Provide a detailed description of ALL markings, barrel length, finish,etc., and some one might be able to help you.