PERRY SLINGSBY

COMMERCIAL UNDERWATER EQUIPMENT, NAMELY, REMOTELY OPERATED UNDERWATER TRENCHERS AND PLOWS; COMMERCIAL UNDERWATER EQUIPMENT, NAMELY, REMOTELY OPERATED TRENCHERS AND PLOWS WITH OPERATING CONTROLS SOLD AS A UNIT THEREWITH, AND COMPONENT PARTS THEREFOR; BUT NOT INCLUDING ANY EQUIPMENT SUPPLIED TO THE UNITED STATES GOVERNMENT

COMMERCIAL UNDERWATER EQUIPMENT, NAMELY, REMOTELY OPERATED UNDERWATER VEHICLES, SUBMARINE VEHICLES IN THE NATURE OF RESCUE SUBMERSIBLES, SUBMARINE VEHICLES IN THE NATURE OF TRENCHERS, AND SUBMARINE VEHICLES IN THE NATURE OF PLOWS; COMMERCIAL UNDERWATER EQUIPMENT, NAMELY, REMOTELY OPERATED UNDERWATER VEHICLES, SUBMARINE VEHICLES IN THE NATURE OF RESCUE SUBMERSIBLES, SUBMARINE VEHICLES IN THE NATURE OF TRENCHERS, SUBMARINE VEHICLES IN THE NATURE OF PLOWS WITH OPERATING CONTROLS SOLD AS A UNIT THEREWITH, AND COMPONENT PARTS THEREFOR; BUT NOT INCLUDING ANY EQUIPMENT SUPPLIED TO THE UNITED STATES GOVERNMENT

ENGINEERING SERVICES, MARINE ENGINEERING, ENGINEERING, DESIGN OF COMMERCIAL UNDERWATER EQUIPMENT, ELECTRONIC CONTROL SYSTEMS THEREFOR, ELECTRONIC CONTROL SYSTEM SOFTWARE, AND SYSTEM MANUALS FOR OTHERS, ENGINEERING CONSULTANCY SERVICES, MARINE EXPLORATION, MARINE SURVEYING SERVICES, INSPECTION OF MARINE INSTALLATIONS