m—lo.

G. —Number of Applications for Patents for the Different Classes of Inventions in each of the Years 1932 and 1933, together with the Average for the Years 1927-31 (inclusive).

Note.—Owing to some inventions being classified under more than one heading, the figures will total more than the actual number of applications received.

6

Class. 1927-31. 1932. 1933. j Class. 1927-31. 1932. 1933. Advertising and displaying signs, 29-2 27 20 Illuminating (except gas-manufae- 61-6 54 42 &c. tnre) Aeronautics .. .. ..12-4 18 0 Indicating, calculating, and meaSur- 68-6 65 44 Amusements, music, exercisers, 67-8 59 56 ing (including moisture-testers) games, &c. Attaching and securing (including 27-0 25 20 Kitchen utensils and cooking 58-8 58 48 bolts, ties, &e.) appliances (including ovens) Boilers (steam) .. .. ..12-2 6 2 Lifting, hauling, and loading .. 65-4 34 18 Boots and shoes .. ..27-4 26 22 Locks, latches, and hinges .. 28-2 19 30 Bottles, bottling, and glass-working 37-2 21 21 Boxes, cans, and casks .. .. 80-4 90 83 Marine and submarine (including 18-2 21 16 Brewing, distilling, &c. .. ..15-8 6 21 lake and river engineering) Brooms and brushes (including 15-8 23 19 Marking (tickets, labels, &c.) .. 13-8 9 9 mops) Medicines and surgical appliances 30-6 49 28 Building-construction .. ..46-8 36 18 (including ear-instruments, dental Building - construction (brick and 43-0 31 9 work, &c.) cement compositions and mould- Metal-working (including welding, 30-4 16 15 j n g) stamping, and plating) Building-construction (windows and 28 "8 28 25 Milking-machines* .. ..40*8 50 42 doors) Minerals (including filtration, lixi- 17-2 18 27 viation, screens, &c,) Chemicals .. ..21-8 5 13 Minerals (magnetic separators) .. 1-4 .. 1 Cleaning, polishing, &e. .. ..28-0 18 9 Minerals (stampers and pulverizers) 2-8 4 4 Closets and urinals .. .. 28-6 24 13 Coin-freed mechanism .. ..12-6 14 17 Oils and lubricators .. .. 26-4 12 23 Cooling and freezing •. 28 • (i 25 36 Cultivating and tilling .. •• 48-8 52 29 Paints and painting (including 18-6 12 6 Cutting and sawing, and tools .. 60-6 55 52 kauri-gum) Pipes, tubes, and hose .. .. 23-8 21 33 Dairying* .. •• ..48-2 45 68 Preserving .. -• 14-4 16 17 Drains and sewers . • • • 5 • 8 5 1 Presses .. . • • • 9 • 6 6 9 Dredging and excavating (including 10-8 9 7 Printing and photography .. 37-0 18 20 rock drills) Pumps and sprayers (except rotary 25-4 23 29 Drying .. ..20-6 16 9 pumps) Electricity and magnetism .. 126-8 95 66 Railways and tramways .. 38-8 14 9 Engines (air, gas, and oil) .. 55-2 49 56 Roads and ways (including road 22-4 18 10 Engines (steam), including rotary 13-0 12 29 watering) pumps Engines (miscellaneous and engine 39-6 38 42 Seed-dressing, chaif-cutting, and 8-0 7 6 accessories), including current threshing motors, solar motors, tide motors, Seed-sowers .. .. 25 • 8 13 9 wave motors, windmills, miscel- Sewing and knitting .. • • 13-6 32 27 laneous motors Sheep and cattle (including veteri- 30-4 39 29 Explosives, firearms, and targets .. 7-2 2 3 nary appliances) Exterminating (including trapping 18-6 19 26 Sheep shearing and clipping .. 9-0 3 animals) ! Shop and hotel fittings .. 27 • 6 28 20 Stationery and paper .. .. 43-0 44 40 Fencing •• 25-2 11 10 Fencing (strainers) .. .. 5*0 3 1 Telephony and telegraphy (including 202*6 210 313 Fibre-dressing (including rope- 32-4 12 14 phonographs, &c.) making) Tobacco .. .. • • 14*4 25 j 12 Filters •• ..8-04 5 j Fire alarms, cscapcs, ladders, and 18-8 7 14 Valves and cocks .. .. 16-6 12 i 15 extinguishers Vehicles .. .. ..129-8 69 60 Food .. .. ..24-6 15 19 Vehicles (velocipedes) .. .. 32-2 23 18 Furnaces and kilns (including smoke- 19-2 16 16 Ventilating .. .. •• 6-2 6 13 consumers) Furniture and upholstery, desks, 61-6 42 20 Washing and cleansing . . 34 • 8 45 27 blinds, curtains, &c. ' Water-supplying •• ■■ 9-0 8 4 Wearing-apparel . . 43 • 8 46 48 Gas-manufacture for lighting, heat- 8-6 5 4 Wools and hides .. .. 14-2 21 11 ing, or power purposes Miscellaneous inventions not in 30-2 15 14 Harness (includinghorse, &c., covers) 4-4 3 3 other classes, as indiarubber- , Harvesting and grading .. ..32-0 34 20 manufacture, fishing-appliances, Heating, and fuel-manufacture .. 44-4 55 51 &c. * Prior to 1911, milking-machines were included in class "Dairying," but are now a separate class.