A-1 Machine Manufacturing raised an undisclosed sum Wednesday from Graycliff Partners. The New York-based Graycliff invested out of its latest buyout fund, Graycliff Private Equity Partners III, and in partnership with A-1's management team. CEO Dan Rubin heads up the Santa Clara-based company, which was founded more than 30 years ago to make machine components and systems for the flat-panel display and semiconductor equipment markets. The company's products range from single components to...