H.—lo,

G.—Number of Applications for Patents for the Different Classes of Inventions in each of the Years 1937 and 1938, together with the Average for the Years 1932-36 (inclusive).

7

Class. 1932-36 1937. | 1938. Class. 1932-30 1937. 1938. | i Advertising and displaying signs, 21-2 16 17 Illuminating (except gas-manufac- 60-0 95 138 &c. ture) Aeronautics .. .. .. 13'2 6 11 Indicating, calculating, and measur- 50-2 48 54 Amusements, music, exercisers, 50-4 29 31 ing (including moisture-testers) games, &c. Attaching and securing (including 21-0 18 12 Kitchen utensils and cooking appli- 47-8 39 40 bolts, ties, &c.) ances (including ovens) Lifting, hauling, and loading .. 23-0 21 18 Boilers (steam) .. .. .. 3-4 3 3 Locks, latches, and hinges .. 21 -6 29 15 Boots and shoes .. ..22-0 10 17 Bottles, bottling, and glass-working 29-2 29 37 Marine and submarine (including 17-2 17 11 Boxes, cans, and casks .. .. 72-4 36 52 lake and river engineering) Brewing, distilling, &c. .. .. 12-0 10 9 Marking (tickets, labels, &c.) .. 8-0 5 4 Brooms and brushes (including 15-2 12 9 Medicines and surgical appliances 31-6 35 38 mops) (including ear-instruments, dental Building-construction .. ..28-4 29 27 work, &c.) Building-construction (brick and 20'4 28 48 Metal-working (including welding, 19-6 29 43 cement compositions and mould- stamping, and plating) ing) Milking-machines* .. ..40-4 38 71 Building-construction (windows and 19-8 14 11 Minerals (including filtration, lixivia- 19-4 13 15 doors) tion, screens, &e.) Minerals (magnetic separators) .. 0-4 .. 1 Chemicals .. .. .. 11-6 9 16 Minerals (stampers and pulverizers) 3-8 2 2 Cleaning, polishing, &c. .. ..17-0 18 25 Closets and urinals .. .. 18-0 25 16 Oils and lubricators .. 18'4 39 29 Coin-freed mechanism .. ..12-4 6 7 Cooling and freezing .. .. 24-4 12 20 Paints and painting (including 8-2 6 15 Cultivating and tilling .. .. 38-0 40 31 kauri-gum) Cutting and sawing, and tools .. 49-2 37 33 Pipes, tubes, and hose .. ..20-6 23 29 Preserving .. .. ..15-0 11 12 Dairying* .. .. .. 48-0 30 22 Presses .. .. .. 5-2 8 7 Drains and sewers .. .. 2-2 8 7 Printing and photography .. 20'4 12 24 Dredging and excavating (including 7-4 4 8 Pumps and sprayers (except rotary 23-0 21 13 rock drills) pumps) Drying .. .. ..13-8 15 11 Railways and tramways .. ..12-4 21 18 Electricity and magnetism .. 81-2 72 59 Koads and ways (including road 13'2 14 24 Engines (air, gas, and oil) .. 49-6 41 19 watering) Engines (steam), including rotary 15-2 12 7 pumps Seed-dressing, chaff - cutting, and 6-2 2 '2 Engines (miscellaneous and engine 32-6 20 28 threshing accessories), including current Seed-sowers .. .. 12 • 8 15 20 motors, solar motors, tide motors, Sewing and knitting .. ..24-0 20 26 wave motors, windmills, miscel- Sheep and cattle (including veteri- 29-6 26 22 laneous motors nary appliances) Explosives, firearms, and targets .. 5-4 4 5 Sheep shearing and clipping .. 2-2 6 5 Exterminating (including trapping 23-8 13 20 Shop and hotel fittings .. .. 22-8 17 25 animals) Stationery and paper .. .. 36-4 37 31 Fencing .. .. .. 11-2 17 18 Fencing (strainers) .. .. 2-0 3 2 Telephony and telegraphy (including 327-2 520 578 Fibre - dressing (including rope- 18-2 9 20 phonographs, &c.) making) Tobacco .. .. .. 15-R 8 11 Filters .. .. ..3-4 7 6 Fire alarms, escapes, ladders, and 10-8 11 10 Valves and cocks .. ..16-4 14 20 extinguishers Vehicles .. .. .. 60-0 63 60 Food .. .. .. .. 17-4 12 10 Vehicles (velocipedes) .. .. 18-6 26 5 Furnaces and kilns (including smoke- 16-2 23 19 Ventilating .. .. .. 9-Q 10 7 consumers) Furniture and upholstery, desks, 34-6 23 40 Washing and cleansing . , .. 29-8 18 23 blinds, curtains, &c. Water-supplying .. .. 6■ 6 4 5 Wearing-apparel .. .. 52-0 34 49 Gas-manufacture for lighting, heat- 6-8 10 5 Wools and hides .. ..12-6 7 5 ing, or power purposes Miscellaneous inventions not in 16-4 17 20 Harness (includinghorse, &c., covers) 4-8 3 1 other classes, as indiarubberHarvesting and grading .. 23 • 0 26 20 manufacture, fishing - appliances, Heating, and fuel-manufacture .. 48-2 43 36 &c. * Prior to 1911 milking-machines were included in class " Dairying," but are now a separate class. Note.—Owingjto'some inventions being classified under more than one heading, the figures will total more than the actual number of applications received.