RU1799982C - Crown bit - Google Patents

Crown bit

Info

Publication number
RU1799982C
RU1799982C SU914929097A SU4929097A RU1799982C RU 1799982 C RU1799982 C RU 1799982C SU 914929097 A SU914929097 A SU 914929097A SU 4929097 A SU4929097 A SU 4929097A RU 1799982 C RU1799982 C RU 1799982C
Authority
RU
Russia
Prior art keywords
crown bit
crown
bit
Prior art date
Application number
SU914929097A
Other languages
Russian (ru)
Inventor
Владимир Федорович Сорокин
Владимир Иванович Лузганов
Виталий Сергеевич Травкин
Original Assignee
Sorokin Vladimir F
Luzganov Vladimir I
Travkin Vitalij S
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 Sorokin Vladimir F, Luzganov Vladimir I, Travkin Vitalij S filed Critical Sorokin Vladimir F
Priority to SU914929097A priority Critical patent/RU1799982C/en
Application granted granted Critical
Publication of RU1799982C publication Critical patent/RU1799982C/en

Links

SU914929097A 1991-04-18 1991-04-18 Crown bit RU1799982C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU914929097A RU1799982C (en) 1991-04-18 1991-04-18 Crown bit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU914929097A RU1799982C (en) 1991-04-18 1991-04-18 Crown bit

Publications (1)

Publication Number Publication Date
RU1799982C true RU1799982C (en) 1993-03-07

Family

ID=21570644

Family Applications (1)

Application Number Title Priority Date Filing Date
SU914929097A RU1799982C (en) 1991-04-18 1991-04-18 Crown bit

Country Status (1)

Country Link
RU (1) RU1799982C (en)

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