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Patent Number Title Of Patent Date Issued
4087215 Gerotor gearset device May. 2, 1978
4087214 Motive fluid supply system for metering valve May. 2, 1978
4087213 Self-aligning reciprocating plunger pump May. 2, 1978
4087212 Traveling oil pump valve May. 2, 1978
4087211 Driving unit for vertical pump May. 2, 1978
4087210 Hydraulic pumping device with pneumatic actuation May. 2, 1978
4087209 Displacement slurry pump May. 2, 1978
4087208 Method for compressing mixed gas consisting of combustible gas and air May. 2, 1978
4087207 Method and apparatus for gas induced production of liquid from wells May. 2, 1978
4087206 Subsurface pumping unit incorporating heavy duty reversing valve and method of operating May. 2, 1978
4087205 Free-piston engine-pump unit May. 2, 1978
4087204 Enclosed sump pump May. 2, 1978
4087203 Cross beam rotor May. 2, 1978
4087202 Vertical axis wind turbines May. 2, 1978
4087201 Locking device for a nozzle block and a method for installing it May. 2, 1978
4087200 Stator of multistage centrifugal compressor May. 2, 1978
4087199 Ceramic turbine shroud assembly May. 2, 1978
4087198 Speed governed rotary device May. 2, 1978
4087197 Gas compressor, and for use with a gas compressor: gear housing and gas-handling assembly, and h... May. 2, 1978
4087196 Apparatus for deriving energy from moving gas streams May. 2, 1978
4087195 Tapping accessory May. 2, 1978
4087194 Cutting tool May. 2, 1978
4087193 Cutting tool with chip breaker May. 2, 1978
4087192 Cutting tool bit May. 2, 1978
4087191 Large motion expansion joint May. 2, 1978
4087190 Cable sleeve with a clamping rail May. 2, 1978
4087189 Cord fastener May. 2, 1978
4087188 Pivot joint housing May. 2, 1978
4087187 Locking mechanism for extension rods May. 2, 1978
4087186 Light measuring circuit for a photometer May. 2, 1978
4087185 Blood leak detector May. 2, 1978
4087184 Method and apparatus for inspecting liquids in transparent containers May. 2, 1978
4087183 Spectrograph May. 2, 1978
4087182 Process and apparatus for producing a photopolymer plate having relief images thereon May. 2, 1978
4087181 Plunger assembly May. 2, 1978
4087180 Photographic printing method May. 2, 1978
4087179 Book holder for microfilming May. 2, 1978
4087178 Sheet-holding cassette for copying machine May. 2, 1978
4087177 Sheet conveyor mechanism for reproducing apparatus May. 2, 1978
4087176 System for overall color correction of color picture information contained in a projecting multi... May. 2, 1978
4087175 Automatic microfilm camera operated responsive to data input at a computer terminal May. 2, 1978
4087174 Color correction method for panchromatic printing and its device May. 2, 1978
4087173 Document photography system May. 2, 1978
4087172 Document handling apparatus May. 2, 1978
4087171 Electrophotographic exposure and development system May. 2, 1978
4087170 Electrostatic copying apparatus with combined charging transfer unit May. 2, 1978
4087169 Transfer roller system May. 2, 1978
4087168 Charging system for electrostatic reproduction machine May. 2, 1978
4087167 Dual photographic slide projector May. 2, 1978
4087166 Microfiche roll reproducer May. 2, 1978
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