0000950135-08-006965 8-K 2 20081106 2.02 9.01 20081106 20081106 IPG PHOTONICS CORP 0001111928 3674 043444218 DE 8-K 34 001-33155 081165313 50 OLD WEBSTER ROAD OXFORD MA 01540 5083731100 50 OLD WEBSTER ROAD OXFORD MA 01540 8-K 1 b72857phe8vk.htm IPG PHOTONICS CORPORATION EX-99.1 2 b72857phexv99w1.htm EX-99.1 PRESS RELEASE DATED NOVEMBER 6, 2008