Bell Atlantic Internet Solutions Wednesday introduced a line of business and residential Internet products and service. The consumer product, which has not yet been named and won't be available until this July, will offer the Netscape Navigator browser, local and national content, E-mail and discounted access to the Microsoft Network. Prices for Bell Atlantic Internet service have been set at $19.95 per month for unlimited access or $6.95 for five hours per month. A campaign supporting the launch is expected to break this summer. Saatchi & Saatchi Advertising, New York, handles. Bell Atlantic also plans promotional offers that bundle Internet access with the purchase of an additional phone line or ISDN service. The business offering, which offers dedicated access to the Internet, is available today. Also available are a set of services that will help businesses and government organizations establish a presence on the Web, including hosting, security services and consulting.