CH82004A - Core model for the production of cement concrete pipes - Google Patents

Core model for the production of cement concrete pipes

Info

Publication number
CH82004A
CH82004A CH82004A CH82004DA CH82004A CH 82004 A CH82004 A CH 82004A CH 82004 A CH82004 A CH 82004A CH 82004D A CH82004D A CH 82004DA CH 82004 A CH82004 A CH 82004A
Authority
CH
Switzerland
Prior art keywords
production
cement concrete
core model
concrete pipes
pipes
Prior art date
Application number
CH82004A
Other languages
German (de)
Inventor
Josef Mangeng
Anton Schwarzhans
Original Assignee
Josef Mangeng
Anton Schwarzhans
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 Josef Mangeng, Anton Schwarzhans filed Critical Josef Mangeng
Publication of CH82004A publication Critical patent/CH82004A/en

Links

CH82004A 1919-03-12 1919-03-12 Core model for the production of cement concrete pipes CH82004A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH82004T 1919-03-12

Publications (1)

Publication Number Publication Date
CH82004A true CH82004A (en) 1919-08-16

Family

ID=4336687

Family Applications (1)

Application Number Title Priority Date Filing Date
CH82004A CH82004A (en) 1919-03-12 1919-03-12 Core model for the production of cement concrete pipes

Country Status (1)

Country Link
CH (1) CH82004A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2507924A (en) * 1947-06-17 1950-05-16 Emery W Morse Collapsible core

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2507924A (en) * 1947-06-17 1950-05-16 Emery W Morse Collapsible core

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