What are all the companies that have made plett or Swedish pancake pans in past 100 years?

It's impossible to give you a complete list of all the companies that have made "plett" or Swedish pancake pans in the past 100 years. Here's why:

* No Central Registry: There's no central database or organization that keeps track of every cookware manufacturer, especially across different countries and time periods.

* Small Companies: Many cookware companies are small, family-owned businesses that may have come and gone over the years.

* Brand Names: The names "plett" and "Swedish pancake pan" aren't official brand names. They describe a type of pan, and many companies have produced them under various brand names.

* Manufacturing Changes: Companies often change ownership, production locations, and even names, making it hard to track their history consistently.

Where to Find Some Information:

* Antique and Collectible Websites: Sites like eBay, Etsy, and specialized antique forums may have information on older brands of pans. Look for listings or discussions about "plett" or "Swedish pancake pans" and see what manufacturers are mentioned.

* Vintage Cookbooks and Magazines: Older cookbooks and magazines might list specific pan brands or manufacturers in their recipes or product advertisements.

* Local Antique Shops: If you're lucky, a local antique shop specializing in cookware might have old pans and some knowledge of their history.

Key Companies to Start Your Search:

While not a complete list, here are some companies known for producing this type of pan:

* Wagner: A well-known American cookware brand with a long history, they likely made various pans, including those for Swedish pancakes.

* Griswold: Another American brand known for cast iron cookware, they may have produced similar pans.

* Nordic Ware: A company still in operation, they specialize in Scandinavian-style cookware and likely made Swedish pancake pans.

* Other Scandinavian Brands: Look for brands from countries like Sweden, Norway, and Denmark, as they are closely associated with the type of pan.

Remember, researching specific companies is the best way to learn about their history and the types of pans they produced. Good luck with your search!