We are busy as bees at Honeywell, which diversified electronics manufacturer AlliedSignal is buying. Honeywell is a leading maker of control systems and components for buildings, homes, industry, aerospace, and aviation. Its home- and building-control products include building-automation systems, energy-management equipment, and fire-protection and security-control devices. Honeywell's industrial products division makes automation and control products and field instrumentation. The space and aviation unit manufactures electronics equipment