| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 5 | |
| #2 | Germany | 2 | |
| #3 | France | 2 | |
| #4 | Netherlands | 2 | |
| #5 | Australia | 1 | |
| #6 | Belgium | 1 | |
| #7 | Canada | 1 | |
| #8 | Greece | 1 | |
| #9 | United States | 1 | |
| #10 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Lighting device details | |
| #2 | Swimming pools | |
| #3 | Indexing scheme for uses of lighting devices | |
| #4 | Non-portable lighting devices | |
| #5 | Electric switches |
| # | Name | Total Patents |
|---|---|---|
| #1 | Pratt John William | 4 |
| #2 | William Pratt John | 2 |
| #3 | Pratt John W | 1 |
| #4 | Bode Hendrikus Frederik | 1 |
| #5 | Pratt J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU8454275A | Improvements in columns | |
| GB1460025A | Street lighting columns | |
| NL176485C | Mechanism for establishing or ironing a street lighting pole or the like. | |
| DE1901659A1 | Pillar for street lighting | |
| GB1084779A | Improvements in street lighting columns | |
| GB1067267A | Improvements in or relating to flood lighting columns | |
| US3355847A | Street lighting columns | |
| GB968113A | Improvements in or relating to street lighting columns | |
| GB911784A | Improvements in or relating to street lighting columns | |
| CA749819A | Street lighting columns |