10 March 2000 (23 years, 2 months ago)
Actual | Essroc Materials Inc. 13 March 1990 (33 years, 2 months ago) |
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Actual | Coplay Cement Company 27 September 1979 (43 years, 8 months ago) |
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Actual | Coplay Cement Manufacturing Company 14 January 1902 (121 years, 5 months ago) |
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