| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 21 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Special musical instruments | |
| #2 | Sound-producing devices | |
| #3 | Mechanically-driven clocks | |
| #4 | Representation of music |
| # | Name | Total Patents |
|---|---|---|
| #1 | Deagan John C | 21 |
| Publication | Filing date | Title |
|---|---|---|
| US1402219A | Apparatus for tuning musical instruments | |
| US1419919A | Master tuning fork and supporting resonator | |
| US1369268A | Percussion musical instrument | |
| US1291778A | Percussion musical instrument. | |
| US1173785A | Percussion musical instrument. | |
| US1173784A | Xylophone. | |
| US1173783A | Percussion musical instrument. | |
| US1128112A | Piano without strings. | |
| US1173782A | Piano without strings. | |
| US1104478A | Musical instrument. | |
| US1100672A | Musical bell. | |
| US1166746A | Musical bars. | |
| US991704A | Musical bell. | |
| US1052713A | Musical bell. | |
| US864771A | Musical bell. | |
| US890341A | Musical bell. | |
| US818874A | Musical bell. | |
| US747340A | Musical instrument. | |
| US734676A | Musical instrument. | |
| US674604A | Musical instrument. |