| Loại | Manufacturer |
|---|---|
| Trang web | https://www.pennusa.com/ |
| Số điện thoại | 1-800-736-6872 |
| Địa chỉ | 201 Bethel Avenue, Aston, PA 19014 |
Pennsylvania Machine Works, LLC was founded in Philadelphia in 1931 by Charles William Lafferty as a family-owned and operated machine shop, specializing in machine repair and plant maintenance. Early growth was slow and difficult for the company due to economic depression and a world war.