Astro-Med Inc., based in West Warwick, reported fourth-quarter net income of $263,000, or 4 cents per diluted share, on sales of $15.6 million. During the comparable period a year ago, the company reported net income of $1.3 million, or 18 cents per diluted share, on sales of $18.1 million. Net income in the prior year’s fourth quarter included a restructuring charge of approximately $316,000 after tax equal to 4 cents per diluted share. The previous year’s fourth-quarter net income also included a tax benefit of $739,000, equal to 10 cents per diluted share related to the closing of sales and service offices in Italy and the Netherlands.