AT215769B - Method of making hollow objects - Google Patents

Method of making hollow objects

Info

Publication number
AT215769B
AT215769B AT297859A AT297859A AT215769B AT 215769 B AT215769 B AT 215769B AT 297859 A AT297859 A AT 297859A AT 297859 A AT297859 A AT 297859A AT 215769 B AT215769 B AT 215769B
Authority
AT
Austria
Prior art keywords
making hollow
hollow objects
objects
making
hollow
Prior art date
Application number
AT297859A
Other languages
German (de)
Original Assignee
Du Pont
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
Application filed by Du Pont filed Critical Du Pont
Application granted granted Critical
Publication of AT215769B publication Critical patent/AT215769B/en

Links

AT297859A 1958-04-21 1959-04-20 Method of making hollow objects AT215769B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US215769XA 1958-04-21 1958-04-21

Publications (1)

Publication Number Publication Date
AT215769B true AT215769B (en) 1961-06-26

Family

ID=21805005

Family Applications (1)

Application Number Title Priority Date Filing Date
AT297859A AT215769B (en) 1958-04-21 1959-04-20 Method of making hollow objects

Country Status (1)

Country Link
AT (1) AT215769B (en)

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