NL17872C - - Google Patents
Info
- Publication number
- NL17872C NL17872C NL17872DA NL17872C NL 17872 C NL17872 C NL 17872C NL 17872D A NL17872D A NL 17872DA NL 17872 C NL17872 C NL 17872C
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
- B43K21/02—Writing-core feeding mechanisms
- B43K21/22—Writing-cores gripping means, e.g. chucks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
- B43K21/003—Propelling pencils with lead sections or lead cartridges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
- B43K21/02—Writing-core feeding mechanisms
- B43K21/08—Writing-core feeding mechanisms with the writing-cores fed by screws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
- B43K21/02—Writing-core feeding mechanisms
- B43K21/08—Writing-core feeding mechanisms with the writing-cores fed by screws
- B43K21/085—Writing-core feeding mechanisms with the writing-cores fed by screws with a threaded propelling shank
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US676703A US1606909A (en) | 1923-11-24 | 1923-11-24 | Mechanical pencil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL17872C true NL17872C (de) |
Family
ID=24715626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL17872D NL17872C (de) | 1923-11-24 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1606909A (de) |
| CH (1) | CH112814A (de) |
| DE (1) | DE426979C (de) |
| GB (1) | GB225170A (de) |
| NL (1) | NL17872C (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2638074A (en) * | 1948-09-03 | 1953-05-12 | Joseph Dixon Crucible Co | Mechanical pencil with spiral feeding means |
| CH356372A (de) * | 1956-12-24 | 1961-08-15 | Staedtler Fa J S | Längsgeschlitzte Klemmzange für Schreibstifte |
| US4919556A (en) * | 1988-01-15 | 1990-04-24 | Pencell Co., Ltd. | Writing implement having simplified lead-feeding mechanism |
| US5791798A (en) * | 1995-05-19 | 1998-08-11 | Yu; Li Hua | Multi-purpose writing instrument |
| US5944435A (en) * | 1997-11-03 | 1999-08-31 | Chai; David Ching-Her | Mechanical pencil structure |
-
0
- NL NL17872D patent/NL17872C/xx active
-
1923
- 1923-11-24 US US676703A patent/US1606909A/en not_active Expired - Lifetime
-
1924
- 1924-07-30 GB GB18180/24A patent/GB225170A/en not_active Expired
- 1924-08-04 CH CH112814D patent/CH112814A/de unknown
- 1924-08-08 DE DEW66787D patent/DE426979C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE426979C (de) | 1926-03-23 |
| CH112814A (de) | 1925-12-01 |
| GB225170A (en) | 1925-03-12 |
| US1606909A (en) | 1926-11-16 |