NL93791C - - Google Patents
Info
- Publication number
- NL93791C NL93791C NL93791DA NL93791C NL 93791 C NL93791 C NL 93791C NL 93791D A NL93791D A NL 93791DA NL 93791 C NL93791 C NL 93791C
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Conveying Record Carriers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US580668A US2398038A (en) | 1945-03-02 | 1945-03-02 | Record reproducing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL93791C true NL93791C (en:Method) |
Family
ID=24322035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL93791D NL93791C (en:Method) | 1945-03-02 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2398038A (en:Method) |
| FR (1) | FR1030551A (en:Method) |
| GB (1) | GB608816A (en:Method) |
| NL (1) | NL93791C (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL112881C (en:Method) * | 1953-08-27 |
-
0
- NL NL93791D patent/NL93791C/xx active
-
1945
- 1945-03-02 US US580668A patent/US2398038A/en not_active Expired - Lifetime
-
1946
- 1946-03-01 GB GB6457/46A patent/GB608816A/en not_active Expired
- 1946-12-17 FR FR1030551D patent/FR1030551A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2398038A (en) | 1946-04-09 |
| GB608816A (en) | 1948-09-21 |
| FR1030551A (fr) | 1953-06-15 |