A method for producing an assembled shaft, especially an assembled camshaft, whereby parts, especially cams, are placed on a shaft in predetermined axial and peripheral positions and joined by compression pressure in a friction-tight manner. The record can include information related to an identity of a first entity. A fan is configured to remove a mixture of air and aerosol from the central cavity, through the air passage and through the exhaust outlet. The backpack and garment may also be used as novelty items by controlling the images displayed on the display screen and changing the appearance of the backpack and garment. A variety of blood vessel clips having different shapes, cross-sections and grooves are suitable for use with the blood vessel clip applicator. The asymmetrical network conserves IP addresses and addresses on the CATV cable by dynamically allocating the IP addresses for an RF modem’s hosts and an address on the CATV cable for the RF modem in response to a request made by the RF modem via the telephone line.