FR753519A - Improvements in pencil leads - Google Patents
Improvements in pencil leadsInfo
- Publication number
- FR753519A FR753519A FR753519DA FR753519A FR 753519 A FR753519 A FR 753519A FR 753519D A FR753519D A FR 753519DA FR 753519 A FR753519 A FR 753519A
- Authority
- FR
- France
- Prior art keywords
- pencil leads
- pencil
- leads
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K19/00—Non-propelling pencils; Styles; Crayons; Chalks
- B43K19/02—Pencils with graphite; Coloured pencils
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US407253XA | 1932-08-24 | 1932-08-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR753519A true FR753519A (en) | 1933-10-18 |
Family
ID=21912593
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR753519D Expired FR753519A (en) | 1932-08-24 | 1933-03-31 | Improvements in pencil leads |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE397990A (en) |
DE (1) | DE701820C (en) |
FR (1) | FR753519A (en) |
GB (1) | GB407253A (en) |
NL (1) | NL36569C (en) |
-
0
- NL NL36569D patent/NL36569C/xx active
- BE BE397990D patent/BE397990A/xx unknown
-
1933
- 1933-03-10 GB GB22310/33A patent/GB407253A/en not_active Expired
- 1933-03-19 DE DE1933W0093352 patent/DE701820C/en not_active Expired
- 1933-03-31 FR FR753519D patent/FR753519A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB407253A (en) | 1934-03-15 |
NL36569C (en) | |
DE701820C (en) | 1941-01-24 |
BE397990A (en) |
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