Category:Companies established in the 12th century
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Note that per consensus individual year categories should not be created for companies before the 19th century or so - use a century category for the type of company, a decade category for organisations established in the ????s, and a simple "???? establishments" year category.
Pages in category "Companies established in the 12th century"
The following 3 pages are in this category, out of 3 total. This list may not reflect recent changes.