I have awning style crank windows from BiltBest - can I get new hardware parts?

BiltBest Windows, founded in 1947, was a top of the line Wood Window Manufacturer - wiuth a full line of wood and aluminum clad wood windows and patio doors. Located in Ste. Genevieve Missouri, just south of St. Louis, formerly located at 175 S 10th St, Sainte Genevieve, MO, 63670 - BiltBest went out of business in 2010. 
You Can Now Get All Your OEM BILTBEST Window parts at: http://www.truthentrygard.com/catalog