| Leray |  | Hyperbolic differential equations | 
| GB905230A                (en) |  | A spring for adjusting a gap between relatively rotatable members | 
| GB721032A                (en) |  | An improved pillow case | 
| GB763214A                (en) |  | Improvements relating to constructional elements, particularly such of angle section | 
| GB559663A                (en) |  | Improved sliding clasp fastener | 
| GB541524A                (en) |  | Improvements in and relating to snap-fasteners | 
| GB725615A                (en) |  | Improvements relating to sectional mattresses | 
| GB1316472A                (en) |  | Socket for a stud and socket fastening | 
| USD169287S                (en) |  | Display stand | 
| USD170290S                (en) |  | stillman | 
| GB895559A                (en) |  | Hinged joint between metal members | 
| USD169542S                (en) |  | Henningseal | 
| USD136415S                (en) |  | Design for a buckle | 
| USD170725S                (en) |  | Stahlhinge | 
| CA486701A                (en) |  | Screening cloth, bolting cloth and the like | 
| GB763660A                (en) |  | Improvements in or relating to screening means for high-frequency apparatus | 
| GB1461503A                (en) |  | Plugs | 
| Mulligan |  | A study of the specific properties of the common cycloid from primary sources | 
| GB773346A                (en) |  | Improved rotary shaft seal | 
| AU165159B2                (en) |  | Self locking split rivet | 
| GB667529A                (en) |  | Improvements in or relating to piston rings | 
| CA462641A                (en) |  | Fastener forming and inserting machine | 
| BE516191A                (en) |  | AZOIC METALLIFIC COLORS OF THE STILBENIC SERIES AND METHODS OF PREPARATION. | 
| GB730034A                (en) |  | An abdominal belt | 
| AU153218B2                (en) |  | Fastener assembly |