| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | United Kingdom | 3 | |
| #3 | France | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Machine tools | |
| #3 | Telecommunications | |
| #4 | Surface technology and coating | |
| #5 | Packaging and shipping | |
| #6 | Transport | |
| #7 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Shaping clay | |
| #2 | Unspecified technologies | |
| #3 | Rail vehicle suspensions | |
| #4 | Turning | |
| #5 | Scaffolding | |
| #6 | Electrolytic coating production | |
| #7 | Making metal sheets | |
| #8 | Unspecified technologies | |
| #9 | Transmission | |
| #10 | Cleaning |
| # | Name | Total Patents |
|---|---|---|
| #1 | Armstrong Percy A E | 4 |
| #2 | Armstrong Stuart | 3 |
| #3 | Armstrong Robert | 3 |
| #4 | Sherman Fitch Tecumseh | 2 |
| #5 | Armstrong | 2 |
| #6 | Golrick Philip D | 1 |
| #7 | Armstrong John H | 1 |
| #8 | Edward Thebaud John | 1 |
| #9 | Clinton Otto M | 1 |
| #10 | De Vries Ralph P | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB8921493D0 | Moulds | |
| GB8611517D0 | Apparatus and method for casting elongate concrete articles | |
| US3332693A | Collet and holder | |
| US2953835A | Corner former for poured concrete | |
| US2258564A | Stainless clad pierced tubes | |
| US2263551A | Still filling and deaerating machine | |
| US2258563A | Process for making stainless clad pierced tubes | |
| US2098936A | Windshield wiper motor | |
| US2044742A | Composite ferrous bodies | |
| US2054017A | Oil sealing device for journal boxes | |
| US1460048A | Electrical heating element |