NL218544A - - Google Patents
Info
- Publication number
- NL218544A NL218544A NL218544DA NL218544A NL 218544 A NL218544 A NL 218544A NL 218544D A NL218544D A NL 218544DA NL 218544 A NL218544 A NL 218544A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- G06G7/24—Arrangements for performing computing operations, e.g. operational amplifiers for evaluating logarithmic or exponential functions, e.g. hyperbolic functions
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2420/00—Metallocene catalysts
- C08F2420/09—Cyclic bridge, i.e. Cp or analog where the bridging unit linking the two Cps or analogs is part of a cyclic group
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT199911T | 1957-06-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL218544A true NL218544A (forum.php) |
Family
ID=3668723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL218544D NL218544A (forum.php) | 1957-06-29 |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT199911B (forum.php) |
| CH (1) | CH354279A (forum.php) |
| FR (1) | FR1181731A (forum.php) |
| IT (1) | IT574381A (forum.php) |
| NL (1) | NL218544A (forum.php) |
-
0
- IT IT574381D patent/IT574381A/it unknown
- NL NL218544D patent/NL218544A/xx unknown
-
1957
- 1957-06-28 CH CH354279D patent/CH354279A/de unknown
- 1957-06-29 AT AT199911D patent/AT199911B/de active
- 1957-08-28 FR FR1181731D patent/FR1181731A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT574381A (forum.php) | |
| CH354279A (de) | 1961-05-15 |
| AT199911B (de) | 1958-10-10 |
| FR1181731A (fr) | 1959-06-18 |