FR509759A - Improvements to jacks - Google Patents

Improvements to jacks

Info

Publication number
FR509759A
FR509759A FR509759A FR509759DA FR509759A FR 509759 A FR509759 A FR 509759A FR 509759 A FR509759 A FR 509759A FR 509759D A FR509759D A FR 509759DA FR 509759 A FR509759 A FR 509759A
Authority
FR
France
Prior art keywords
jacks
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
Application number
FR509759A
Other languages
French (fr)
Inventor
Lewis Hopcraft
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR509759A publication Critical patent/FR509759A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F13/00—Common constructional features or accessories

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
FR509759A 1918-06-20 1919-06-06 Improvements to jacks Expired FR509759A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB509759X 1918-06-20

Publications (1)

Publication Number Publication Date
FR509759A true FR509759A (en) 1920-11-19

Family

ID=10458152

Family Applications (1)

Application Number Title Priority Date Filing Date
FR509759A Expired FR509759A (en) 1918-06-20 1919-06-06 Improvements to jacks

Country Status (1)

Country Link
FR (1) FR509759A (en)

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