REMOTE CONTROL DEVICES FOR PHOTOGRAPHIC EQUIPMENT, NAMELY, CAMERAS, PHOTOGRAPHIC FLASH APPARATUS, CAMERA MOTOR DRIVES, BATTERIES, BATTERY PACKS, FLASH GENERATOR PACKS, AND THROUGH-THE-LENS (TTL) AND DEDICATED CAMERA EXPOSURE ADAPTERS; TRANSCEIVERS, WIRED TRANSMITTERS AND RECEIVERS, WIRELESS RADIO AND INFRARED TRANSMITTERS AND RECEIVERS, ALL USED FOR ACTIVATION AND MODIFICATION OF, AND DATA EXCHANGE BETWEEN, PHOTOGRAPHIC EQUIPMENT, NAMELY, CAMERAS, PHOTOGRAPHIC FLASH APPARATUS, BATTERIES, BATT...