Category:Year of establishment missing
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This category is for articles about companies, groups and organizations where the article is missing the exact or approximate year of establishment, because it has not been researched, noted in the relevant article, or available in a reliable source. If the year is never likely to be known (e.g. for historical organizations), please use Category:Year of establishment unknown.
Pages in this category should be moved to subcategories where applicable. This category may require frequent maintenance to avoid becoming too large. It should directly contain very few, if any, pages and should mainly contain subcategories.
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