BERLIN—German industrial output rose more than expected in October in a rare sign of strength in manufacturing, but analysts warned that supply bottlenecks for raw materials and intermediate goods would continue to hamper production in Europe’s biggest economy. The Federal Statistics Office said industrial output was up 2.8 percent on the month after a revised decline of 0.5 percent in September. A Reuters poll had pointed to a rise of 0.8 percent in October. But overall output was still 6.5 percent lower compared to February 2020, the month before pandemic restrictions came into effect. “Despite the good production figures in October, German industry is not out of the woods yet,” said Commerzbank chief economist Joerg Kraemer. Further clouding the growth outlook for manufacturers, German industrial orders also recorded a much bigger than expected drop in October, data showed on Monday. Kraemer pointed out that nearly three-quarters of companies still complain …