EG13687A - A sheet screw comprising a screw head
- Google Patents
A sheet screw comprising a screw head
Info
Publication number
EG13687A
EG13687AEG24276AEG24276AEG13687AEG 13687 AEG13687 AEG 13687AEG 24276 AEG24276 AEG 24276AEG 24276 AEG24276 AEG 24276AEG 13687 AEG13687 AEG 13687A
Authority
EG
Egypt
Prior art keywords
screw
sheet
head
screw head
sheet screw
Prior art date
Application number
EG24276A
Inventor
Hirabayashi Fumio
Original Assignee
Hirabayashi Fumio
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP1975057430Uexternal-prioritypatent/JPS5435255Y2/ja
Priority claimed from JP1975057431Uexternal-prioritypatent/JPS5512585Y2/ja
Priority claimed from JP8951575Uexternal-prioritypatent/JPS5343966Y2/ja
Application filed by Hirabayashi FumiofiledCriticalHirabayashi Fumio
Application grantedgrantedCritical
Publication of EG13687ApublicationCriticalpatent/EG13687A/en