| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | Canada | 3 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Machine tools | |
| #3 | Engines, pumps and turbines | |
| #4 | Mechanical elements | |
| #5 | Transport | |
| #6 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Railway bodies | |
| #3 | Percussive tools | |
| #4 | Turning | |
| #5 | Nails | |
| #6 | Shafts | |
| #7 | Machines | |
| #8 | Unspecified technologies | |
| #9 | Earth drilling | |
| #10 | Cyclically operating valves |
| # | Name | Total Patents |
|---|---|---|
| #1 | Murphy Albert C | 4 |
| #2 | Murphy Albert Charles | 3 |
| #3 | Meissner Edward C | 2 |
| #4 | Miller William | 1 |
| #5 | Gaines Frederick F | 1 |
| #6 | Brown George L | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US996074A | Car-end construction. | |
| US915735A | Handle-lock for pneumatic tools. | |
| CA85918A | Penumatic hammer | |
| CA85919A | Pneumatic hammer | |
| US856285A | Pneumatic drill. | |
| CA81144A | Clutch for pneumatic hammers | |
| US747752A | Pneumatic hammer. | |
| US698538A | Clutch for pneumatic hammers. | |
| US747751A | Pneumatic hammer. | |
| US647012A | Ball-bearing. | |
| US647455A | Pneumatic drill. | |
| US1029570A | Carline. |