NL58807C - - Google Patents
Info
- Publication number
- NL58807C NL58807C NL109922A NL109922A NL58807C NL 58807 C NL58807 C NL 58807C NL 109922 A NL109922 A NL 109922A NL 109922 A NL109922 A NL 109922A NL 58807 C NL58807 C NL 58807C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H63/00—Details of electrically-operated selector switches
- H01H63/02—Contacts; Wipers; Connections thereto
- H01H63/06—Contact banks
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
- C08G8/28—Chemically modified polycondensates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
- C08L61/04—Condensation polymers of aldehydes or ketones with phenols only
- C08L61/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE394947X | 1930-10-27 | ||
| DE728560X | 1930-10-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL58807C true NL58807C (nl) | 1947-01-16 |
Family
ID=31979309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL109922A NL58807C (nl) | 1930-10-27 | 1943-02-22 |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR728560A (nl) |
| GB (1) | GB394947A (nl) |
| NL (1) | NL58807C (nl) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2986621A (en) * | 1958-05-09 | 1961-05-30 | Midgley Frank | Switch contact assemblies |
-
1931
- 1931-09-29 GB GB27060/31A patent/GB394947A/en not_active Expired
- 1931-10-07 FR FR728560D patent/FR728560A/fr not_active Expired
-
1943
- 1943-02-22 NL NL109922A patent/NL58807C/nl active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2986621A (en) * | 1958-05-09 | 1961-05-30 | Midgley Frank | Switch contact assemblies |
Also Published As
| Publication number | Publication date |
|---|---|
| FR728560A (fr) | 1932-07-07 |
| GB394947A (en) | 1933-07-06 |